APA (7th ed.) Citation

Guy, H. P. (1970). Sediment problems in urban areas. [U.S. Geological Survey].

Chicago Style (17th ed.) Citation

Guy, Harold P. Sediment Problems in Urban Areas. Washington: [U.S. Geological Survey], 1970.

MLA (9th ed.) Citation

Guy, Harold P. Sediment Problems in Urban Areas. [U.S. Geological Survey], 1970.

Warning: These citations may not always be 100% accurate.