Singh, G. (1974). Water Supply and Sanitary Engineering. Standard Publishers Distributors.
Cita Chicago Style (17a ed.)Singh, Gurcharan. Water Supply and Sanitary Engineering. Standard Publishers Distributors, 1974.
Cita MLA (8a ed.)Singh, Gurcharan. Water Supply and Sanitary Engineering. Standard Publishers Distributors, 1974.
Precaución: Estas citas no son 100% exactas.