BIRDIE GS.; BIRDIE JS. WATER SUPPLY AND SANITORY ENGINEERING : INCLUDING ENVIRONMENTAL ENGINEERING, WATER AND AIR POLLUTION ACT'S - - DHANPAT RAI PUBLICATIONS (P) LTD 2013 - 1038 p. ISBN: 9788187433798 Subjects--Topical Terms: ENVIRONMENTAL ENGINEERING Dewey Class. No.: 628.53 BIR / BIR