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Barnes, R. D.  1968.  Invertebrate Zoology, 2nd Edition. W. B. Saunders Company,
     Philadelphia, PA, USA.

Borror, D. J., D. M. De Long, and C. A. Triplehorn.  1981.  An Introduction to 
     the Study of Insects, 5th Edition. Saunders College Publishing, New York, 
     NY, USA.

Clarke, A. H.  1981.  The Freshwater Molluscs of Canada. National Museum of 
     Natural Sciences, Ottawa, ON, Canada.

Cowardin, L. M., V. Carter, F. C. Golet, and E. T. LaRoe.  1979.  Classification
     of wetlands and deepwater habitats of the United States. U.S. Fish and 
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Cowardin, L. M., D. H. Johnson, T. L. Shaffer, and D. W. Sparling.  1988.  
     Applications of a simulation model to decisions in mallard management. U.S.
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Driver, E. A.  1977.  Chironomid communities in small prairie ponds: some 
     characteristics and controls. Freshwater Biology 7:121-133.	

Eisenlohr, W. S., Jr.  1972.  Hydrologic investigations of prairie
     potholes in North Dakota, 1959-1968. U.S. Geological Survey Professional 
     Paper 585-A.

Elliott, J. M.  1977.  Some methods for the statistical analysis of samples of 
     benthic invertebrates. Freshwater Biological Association Scientific 
     Publication Number 25.

Euliss, N. H., Jr. and D. M. Mushet.  1999.  Influence of agriculture on aquatic
     invertebrate communities of temporary wetlands in the prairie pothole 
     region of North Dakota, USA. Wetlands 19:578-583.

Euliss, N. H., Jr., D. A. Wrubleski, and D. M. Mushet.  1999.  Wetlands of the 
     prairie pothole region: invertebrate species composition, ecology, and 
     management. p. 471-514. In D. P. Batzer, R. B. Rader, and S. A. Wissinger 
     (eds.) Invertebrates in Freshwater Wetlands of North America — Ecology and 
     Management. John Wiley & Sons, Inc., New York, NY, USA.

Federal Interagency Committee for Wetlands Delineation.  1989.  Federal manual 
     for identifying and delineating jurisdictional wetlands. U.S. Army Corps of
     Engineers, U.S. Environmental Protection Agency, U.S. Fish and Wildlife 
     Service, and U.S.D.A. Soil Conservation Service, Washington, DC, USA. 
     Cooperative Technical Publication.

Milliken, G. A. and D. E. Johnson.  1984.  Analysis of messy data, volume 1: 
     designed experiments. Van Nostrand Reinhold Company, New York, NY, USA.

National Research Council.  1995.  Wetlands—characteristics and boundaries. 
     National Academy Press, Washington, DC, USA.

Pennak, R. W.  1989.  Fresh-water Invertebrates of the United States: Protozoa 
     to Mollusca.  3rd Edition. John Wiley & Sons, Inc., New York, NY, USA.

Reed, P. B.  1988.  National list of plant species that occur in wetlands: 
     National summary. U.S. Fish and Wildlife Service Biological Report 88(24).

SAS Institute, Inc.  1997.  SAS/STAT software: changes and enhancements through
     release 6.12. SAS Institute Inc., Cary, NC, USA.

Schneider, D. W. and T. M. Frost.  1996.  Habitat duration and community 
     structure in temporary ponds. Journal of the North American Benthological 
     Society 15:64-86.

Stewart, R. E. and H. A. Kantrud.  1971.  Classification of natural ponds and 
     lakes in the glaciated prairie region. U.S. Fish and Wildlife Service 
     Resource Publication 92.

Swanson, K. D.  1990.  Chemical evolution of ground water in clay till in a 
     prairie wetland setting in the Cottonwood Lake area, Stutsman county, 
     North Dakota. M.S. Thesis. University of Wisconsin, Madison, WI, USA.		

U.S. Army Corps of Engineers.  1987.  USACE wetlands delineation manual. 
     Environmental Laboratory, U.S. Army Corps of Engineers, Waterways 
     Experiment Station, Vicksburg, MS, USA. Technical Report Y-87-1.

U.S. Department of Agriculture.  1994.  National Food Security Act Manual, 3rd 
     Edition. U.S. Department of Agriculture, Soil Conservation Service, 
     Washington, DC, USA. Part 519, 180-V-NFSAM.

U.S. Department of Agriculture, Natural Resources Conservation Service.  1996.  
     Field Indicators of Hydric Soils in the United States. G. W. Hurt, P. M. 
     Whited, and R. F. Pringle (eds.). U.S. Department of Agriculture, Natural
     Resources Conservation Service, Fort Worth, TX, USA.

Wiggins , G. B., R. M. Mackay, and I. M. Smith.  1980.  Evolutionary strategies
     of animals in annual temporary pools. Archiv  für Hydrobiologie/Supplement 
     58:97-206.

Wilen, B. O. and M. K. Bates.  1995.  The U.S. Fish and Wildlife Service's 
     National Wetlands Inventory project. Vegetatio 118:153-169.

Winter, T. C. and D. O. Rosenberry.  1998.  Hydrology of prairie wetlands during
     drought and deluge: a 17-year study of the Cottonwood Lake wetland complex 
     in North Dakota in perspective of longer term measured and proxy hydrology 
     records. Climate Change 40:189-209.