01063nam a2200241 a 4500 111231s20001996ii a b 001 0 eng Choudhary, A. K. BD-KhUET BD-KhUET 628 20 Environmental engineering / A.K Choudhary.& O M Prakash New Delhi : McGraw-Hill, c1996[Reprinted 2000.] 144 p. : ill., ; 4 cm. Includes bibliographical references and index. Environmental engineering. Sanitation Sanitary engineering 2639 2639 0 0 ddc 0 0 KUETCL KUETCL GEN 2008-06-26 0 628 CHO 3010040943 2011-12-31 00:00:00 1 2011-12-31 BK 0 0 ddc 0 0 KUETCL KUETCL GEN 2008-06-26 0 628 CHO 3010040944 2011-12-31 00:00:00 2 2011-12-31 BK 0 0 ddc 0 0 KUETCL KUETCL GEN 2008-06-26 0 628 CHO 3010040945 2012-02-15 00:00:00 3 2012-02-15 BK 0 0 ddc 0 0 KUETCL KUETCL GEN 2008-06-26 0 628 CHO 3010040946 2012-02-15 00:00:00 4 2012-02-15 BK