APA (7e ed.) Bronvermelding

Não informado. (1963). Hydrology papers. Colorado State University.

Chicago (17e ed.) Bronvermelding

Não informado. Hydrology Papers. Fort Collins, Colo: Colorado State University, 1963.

MLA (8e ed.) Bronvermelding

Não informado. Hydrology Papers. Colorado State University, 1963.

Let op: Deze citaties zijn niet altijd 100% accuraat.