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Arroll, S. G.  1995.  Effects of purple loosestrife (Lythrum salicaria) 
     and its control on	wetlands in central Washington state.  Ph.D. diss., 
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Beaver, D. L.  1991.  Swamp Sparrow.  Pp. 486-487 in The atlas of
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Brown, M. and J. J. Dinsmore.  1986.  Implications of marsh size and isolation 
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Burger, J. 1985.  Habitat selection in temperate marsh-nesting birds. Pp. 
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Burns, J. T.  1982.  Nests, territories, and reproduction of Sedge Wrens 
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Comer, P. J.  1996.  Wetland trends in Michigan since 1800: a preliminary 
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Cowardin, L. M., V. Carter, F. C. Golet, and E. T. LaRoe. 1979.  Classification 
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Dahl, T. E.  1990.  Wetland losses in the United States: 1780s to 1980s.  U.S. 
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Fredrickson, L. H. and F. A. Reid.  1988.  Preliminary considerations for 
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Higgins, K. F., J. L. Oldemeyer, K. J. Jenkins, G. K. Clambey, and R. F. Harlow.  
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Johnson, R. R., B. T. Brown, L. T. Haight, and J. M. Simpson.  1981.  Playback 
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Johnson, R. R. and J. J. Dinsmore. 1986.  The use of tape-recorded calls to 
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Kaminski, R. M. and H. H. Prince.  1981.  Dabbling duck and aquatic macroinver-
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Kantrud, H. A. and R. E. Stewart.  1984.  Ecological distribution and crude 
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Keddy, P. A. and A. A. Reznicek.  1985.  Vegetation dynamics, buried seeds, and 
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Kiviat, E.  1996.  American Goldfinch nests in purple loosestrife.  Wilson Bull.
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Kroodsma, D. and J. Verner.  1978.  Complex singing behavior among Cistothorus 
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Lanyon, W. E. 1997.  Great Crested Flycatcher (Myiarchus crinitus).  In The
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Lowther, P. E.  1993.  Brown-headed Cowbird (Molothrus ater).  In The birds of
     North America, no. 47 (A. Poole and F. Gill, Eds.).  The Academy of Natural 
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Malecki, R. A., B. Blossey, S. D. Hight, D. Schroeder, L. T. Kok, and J. R. 
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Marion, W. R., T. E. O'Meara, and D. S. Maehr.  1981.  Use of playback record-
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McCarty, J. P.  1996.  Eastern Wood-pewee (Contopus virens).  In The birds of
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Milliken, G. A. and D. E. Johnson.  1984.  Analysis of messy data, vol. 1: 
     designed experiments. Van Nostrand Reinhold Co., New York.

Moore, W. S.  1995.  Northern Flicker (Colaptes auratus).  In The birds of North
     America, no. 166 (A. Poole and F. Gill, Eds.).  The Academy of Natural 
     Sciences, Philadelphia, Pennsylvania; The American Ornithologists' Union, 
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Mowbray, T. B.  1997.  Swamp Sparrow (Melospiza georgiana).  In The birds of
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Peck, G. and R. James.  1987.  Breeding birds of Ontario:  nidiology and dis-
     tribution. Vol. 2.  Passerines.  Royal Ontario Museum, Toronto.

Peterson, R. T.  1990.  Peterson's Field Guides, Eastern/Central Bird Songs.  
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Prince, H. H. and C. S. Flegel.  1995.  Breeding avifauna of Lake Huron.  Pp. 
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Rawinski, T. J. and R. A. Malecki.  1984.  Ecological relationships among purple
     loosestrife, cattail, and wildlife at the Montezuma National Wildlife 
     Refuge.  NY Fish Game J. 31:81-87.

Reinert, S. E. and F. C. Golet.  1986.  Breeding ecology of the Swamp Sparrow 
     in a southern Rhode Island peatland.  Northeast Sect. Wildl. Soc. 
     1986:1-13.

SAS Institute.  1990.  SAS/STAT user's guide.  Version 6, fourth edition.  Volume 
     2.  SAS Institute,  Cary, North Carolina. 

Skinner, L. C., W. J. Rerdall, and E. L. Fuge.  1994.  Minnesota's purple loose-
     strife program: history, findings, and management recommendations.  
     Minnesota Dept. Nat. Resour. Spec. Publ. 145:1-36.

Sokal, R. R. and F. J. Rohlf.  1981.  Biometry, second ed.  W. H. Freeman and 
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Swift, B. L., S. R. Orman, and J. W. Ozard.  1988.  Response of Least Bitterns 
     to tape-recorded calls. Wilson Bull. 100:496-499.

Thompson, D. Q.  1989.  Control of purple loosestrife.  U.S. Fish Wildl. Serv., 
     leaflet 13.4.11.

Thompson, D. Q., R. L. Stuckey, and E. B. Thompson.  1987.  Spread, impact, and 
     control of purple loosestrife.  U.S. Fish Wildl. Serv., Fish Wildl. Res. 
     2:1-55.

Wetherbee, D. K.  1968.  Southern Swamp Sparrow.  U.S. Natl. Mus. Bull. 
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Weller, M. W.  1978.  Management of freshwater wetlands for wildlife.  Pp. 
     267-284 in Freshwater wetlands (R. E. Good, D. F. Whigham, and R. L. 
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Weller, M. W. and C. E. Spatcher.  1965.  Role of habitat in the distribution 
     and abundance of marsh birds.  Iowa State Univ. Agr. Home Econ. Exp. Sta., 
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Weller, M. W. and L. H. Fredrickson.  1974.  Avian ecology of a managed glacial 
     marsh.  Living Bird 12:269-291.

Wilcox, D. A.  1995.  Wetland and aquatic macrophytes as indicators of 
     anthropogenic disturbance.  Nat. Areas J. 15:240-248.