APA (7e ed.) Bronvermelding

Walker, R. (1978). Water supply, treatment, and distribution. Prentice-Hall.

Chicago (17e ed.) Bronvermelding

Walker, Rodger. Water Supply, Treatment, and Distribution. Englewood cliffs, N. J: Prentice-Hall, 1978.

MLA (9e ed.) Bronvermelding

Walker, Rodger. Water Supply, Treatment, and Distribution. Prentice-Hall, 1978.

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