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Curtis, J. T., and R. P. McIntosh, 1951. The upland forest continuum in the 
     prairie-forest border region of Wisconsin. Ecology 32:476-496.

Emlen, J. T. 1971. Population densities of birds derived from transect counts. 
     Auk 88:323-342.

Emlen, J. T. 1977. Estimating breeding season bird densities from transect 
     counts. Auk 94:455-468.

Faanes, C. A. 1982. Avian use of Sheyenne Lake and associated habitats in 
     central North Dakota. U.S. Fish and Wildl. Serv. Resour. Publ. 144.

Fanes, C. A. and R. E. Stewart. 1982. Revised checklist of North Dakota birds. 
     Prairie Nat. 14:81-92.

Gaines, R. C., and S. C. Kohn. 1982. Raptor use of hardwood draws in central 
     North Dakota. Prairie Nat. 14:55-58.

Grosz, K. L., C. J. Bosch, R. C. Gaines, and D. R. Crooke. 1981. Wildlife 
     utilization of hardwood draws in west-central North Dakota. Unpubl. rep. 
     N.D. Game and Fish Dep., Bismarck.

Hiemenz, G. A., and J. F. Cassel. 1980. Use of natural and artificial woodland 
     habitats by North Dakota wildlife. Unpubl. rep. North Dakota State 
     University, Fargo.

Hopkins, R. B. 1980. Habitat distribution of breeding birds in the North Dakota 
     badlands. M.A. Thesis. University of South Dakota, Vermillion.

James, F. C., and H. H. Shugart, Jr. 1970. A quantitative method of habitat 
     description. Audubon Field Notes 24:727-736.

Johnsgard, P. A. 1979. Birds of the Great Plains. Breeding species and their 
     distribution. University of Nebraska Press, Lincoln.

Johnson, D. H. 1974. Breeding bird populations of selected grasslands in 
     eastcentral North Dakota. Am. Birds 28:1030-1031.

Kantrud, H. A., and R. L. Kologiski. 1982. Effects of soils and grazing on 
     breeding birds of uncultivated upland grasslands of the northern Great 
     Plains U.S. Fish and Wildl. Serv. Wildl. Res. Rep. 15.

Noon, B. R. 1981. Techniques for sampling avian habitats. Pp. 42-52 in The Use 
     of Multivariate Statistics in Studies of Wildlife Habitat (D. E. 
     Capen ed.). USDA For. Serv. Gen. Tech. Rep. RM-87. Rocky Mountain For. and 
     Range Exp. Sta., Ft. Collins, Col.

Seabloom, R. W., R. D. Crawford, and M. G. McKenna. 1978. Vertebrates of 
     southwestern North Dakota: amphibians, reptiles, birds, mammals. Inst. 
     Ecol. Stud., Res. Rep. 24. University of North Dakota, Grand Forks.

Stewart, R. E. 1975. Breeding birds of North Dakota. Tri-College Center for 
     Environmental Studies, Fargo, N.D.

Smith, R. L., and L. D. Flake. The Effects of Grazing on Forest Regeneration 
     Along a Prairie River.

Staff. Seton's Park (Review).

Svedarsky, W. D. Reproductive Chronology of Greater Prairie Chickens in 
     Minnesota and Recommendations for Censusing and Nest Searching.

Swenson, J. E., S. J. Knapp, and H. J. Wentland. Winter Distribution and Habitat 
     Use by Mule Deer and White-Tailed Deer in Southeastern Montana.

Wallace, B. M., R. J. Warren, and C. D. Gaines. Lead Shot Incidence in Sandhill 
     Cranes Collected from Alaska, Canada, and Texas.

Wallace, B. M., R..J. Warren, and R. J. Whyte. Lead Shot Incidence in Waterfowl 
     Collected from the Texas High Plains.

Warren, R. J. Fecal pH and Food Habits of Sympatric Lagomorphs in Texas.