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Handbook of public health engineering practice in India

By Bopadikar, M. V.. India Engineering Book 1957 . viii, 320p. , Vol. 1 22 cm..

By Duggal, K. N.. New Delhi S. chand 1991 . vi, 488p.

By Duggal, K. N.. New Delhi S. Chand & Company 1984 . xv, 412p.

By Duggal, K. N.. New Delhi S. chand & Company 1991 . xi,486p.

By Duggal, K. N.. New Delhi S. Chand 1984 . 412p.

By Duggal, K. N. . New Delhi S. chand & company 1984 . 412p.

By James, C. P.. New York Ellis Horwood 1992 . xii,187p. , 0132782928

By Duggal, K. N.. New Delhi S. Chand 1971 . 488 p. 20 cm..

By Duggal, K. N.. New Delhi, 1991 S. chand & Company Ltd, 1991 . 486p.