LIT 



1. American Public Health Association. Starr: s for the 

 Examination of Water and Wastewater , \ . , 

 Washington, D. C, 1971. 



2. Chaffee, 0. "Yellowstone River Gettin . r, State Officials 

 Say." Billings Gazette , January 23, 19/3. 



3. Cholnoky, B. J. Die Okologie der Diatomeen 

 J. Cramer, Lehre, 1963. 



4. Environmental Protection Agency. Biologic Laboratory 

 Methods for Measuring the Quality of Surface »ijLf r _■ jnU Effluents . 

 National Environmental Research Center, Cincinnati, July, 1973. 



5. Karp, R. W. , D. A. Klarich and M. K. Botz. Water Quality Inventory 

 and Management Plan , Upper Yellowstone Basin . Montana . Montana 

 Department of Health and Environmental Sciences, Helena, September, 

 1975. 



6. Lloyd, M. and R. J. Ghelardi. "A Table for Calculating the 

 'Equitability' Component of Species Diversity." J. Animal Ecology . 

 33:217-225, 1964. 



7. Lowe, R. L. Environmental Requirements and Pollution Tolerance of 

 Freshwater Diatoms . Environmental Protection Agency, Cincinnati, 

 November, 1974. 



8. MacArthur, R. H. "On the Relative Abundance of Bird Species." 

 Proc . Nat . Acad . Sci . . 43:293-295, 1957. 



9 Margalef, R. "Diversidad de Especies en las dades Naturales." 

 Proc . Inst . Biol .. Apl . , 9, 1951. 



10. Montana State Board of Health. Pollution of 



as Related to Taste and Odor Problems in r r Su££iies 



Tn Montana and North Dakota . A Cooperative ^, ...,.-. 

 Undertaken Jointly with the North Dakota Stat th 



and the U. S. Public Health Service, July. 1956. 



11. Schoeman, F. R. A Systematical and Ecojocjic^ ' "*- fe »..Mnn;.i 

 Flora of Lesotho withS£eciaiMei:i^ :^4|^- ''^tional 

 ■n^stTtute for Water Research, Pretoria. Soutn h,, ,_,, i973. 



12. Shannon, C. E. and W. Weaver. The Mathematical 

 cation . University of Illinois Press, Urbana. l---'. 



Montana Environmental Quality Council. Helena 



13 



