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1.
Pesticides in the nation's rivers, 1975-1980, and implications for future monitoring / by Robert J. Gilliom, Richard B. Alexander, and Richard A. Smith by Series: U.S. Geological Survey water-supply paper ; 2271
Material type: Text Text; Format: print ; Literary form: Not fiction
Language: English
Publication details: Washington, D.C. : United States of Government Printing Office, 1985
Availability: Items available for loan: National Library of India (1)Call number: U.S 363.7394 G 416(no. 2271).

2.
A study of trends in total phosphorus measurements at NASQAN stations / by Richard A. Smith, Robert M. Hirsch, and James R. Slack by Series:
Material type: Text Text; Format: print ; Literary form: Not fiction
Language: English
Publication details: Washington, D.C. : United States Geological Survey, 1982
Availability: Items available for loan: National Library of India (1)Call number: U.S 363.7394 Sm 64.

3.
The Oilspill risk analysis model of the U.S. Geological Survey / by Richard A. Smith ... [et. al.] by Series: Geological Survey professional paper ; 1227
Material type: Text Text; Format: print ; Literary form: Not fiction
Language: English
Publication details: Washington, D.C : United States Government of Printing Office, 1982
Availability: Items available for loan: National Library of India (1)Call number: U.S 363.7394 Oi 5(Pap.no.1227).

                                                                           
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