APA (7e ed.) Bronvermelding

Não informado. (1929). Water works and sewerage. Gillette Publishing Company.

Chicago (17e ed.) Bronvermelding

Não informado. Water Works and Sewerage. Chicago, Ill: Gillette Publishing Company, 1929.

MLA (8e ed.) Bronvermelding

Não informado. Water Works and Sewerage. Gillette Publishing Company, 1929.

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