00556nam a22001697a 4500 SNU 20130228103820.0 130227b xxu||||| |||| 00| 0 eng d 9788120327740 Gifted 363.7 MEE Meenakshi, P. Elements of Environmental Science and Engineering P.Meenakshi New Delhi PHI 2011 Environmental engineering , Environmental management , Environmental sciences , and lements of environmental science and engineering ddc BOOK 6736 6736 0 0 ddc 0 0 SNUL SNUL 2013-02-27 Gifted 195.00 0 363.7 MEE 6859 2013-07-16 00:00:00 2013-02-27 BOOK