Gaur, R. C Environmental engineering laboratory manual for first year engineering students (common to all branches) R. C. Gaur - New Delhi New Age international ( P) Limited, Publishers 2010 - vi, 49 p. ; 25 cm ISBN: 9788122422375 Subjects--Topical Terms: Environmental engineering -- Laboratory manualsSewage -- Analysis -- Laboratory manualsWater -- Analysis -- Laboratory manuals Dewey Class. No.: 628 GAU