APA (7th ed.) Citation

Porcella, D. B., & Sorensen, D. L. (1980). Characteristics of nonpoint source urban runoff and its effects on stream ecosystems. Corvallis Environmental Research Laboratory, Office of Research and Development, U.S. Environmental Protection Agency ; Available to the public through the National Technical Information Service.

Chicago Style (17th ed.) Citation

Porcella, D. B., and Darwin L. Sorensen. Characteristics of Nonpoint Source Urban Runoff and Its Effects on Stream Ecosystems. Corvallis, Or. : Springfield, Va.: Corvallis Environmental Research Laboratory, Office of Research and Development, U.S. Environmental Protection Agency ; Available to the public through the National Technical Information Service, 1980.

MLA (9th ed.) Citation

Porcella, D. B., and Darwin L. Sorensen. Characteristics of Nonpoint Source Urban Runoff and Its Effects on Stream Ecosystems. Corvallis Environmental Research Laboratory, Office of Research and Development, U.S. Environmental Protection Agency ; Available to the public through the National Technical Information Service, 1980.