Citazione APA

Viessman, W. (1977). Introduction to hydrology (2d ed.). IEP-Dun-Donnelley, Harper & Row.

Stile di citazione Chicago

Viessman, Warren. Introduction to Hydrology. 2d ed. New York: IEP-Dun-Donnelley, Harper & Row, 1977.

Citazione MLA

Viessman, Warren. Introduction to Hydrology. 2d ed. IEP-Dun-Donnelley, Harper & Row, 1977.