Technical corrections to EPA approved whole effluent toxicity test methods.

MLA

United States. Technical corrections to EPA approved whole effluent toxicity test methods. [Washington, D.C.] : United States Environmental Protection Agency, Office of Water, [1999]

APA

United States. (1999). Technical corrections to EPA approved whole effluent toxicity test methods. [Washington, D.C.] : United States Environmental Protection Agency, Office of Water.

Chicago

United States. Technical corrections to EPA approved whole effluent toxicity test methods. [Washington, D.C.] : United States Environmental Protection Agency, Office of Water, [1999]