Singh, G. (1974). Water Supply and Sanitary Engineering. Standard Publishers Distributors.
Chicago-referens (17:e uppl.)Singh, Gurcharan. Water Supply and Sanitary Engineering. Standard Publishers Distributors, 1974.
MLA-referens (8:e uppl.)Singh, Gurcharan. Water Supply and Sanitary Engineering. Standard Publishers Distributors, 1974.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.