Singh, G. (1974). Water Supply and Sanitary Engineering. Standard Publishers Distributors.
Chicago (17e ed.) BronvermeldingSingh, Gurcharan. Water Supply and Sanitary Engineering. Standard Publishers Distributors, 1974.
MLA (8e ed.) BronvermeldingSingh, Gurcharan. Water Supply and Sanitary Engineering. Standard Publishers Distributors, 1974.
Let op: Deze citaties zijn niet altijd 100% accuraat.