00496nam a2200157   450000500170000001000150001702000260003203500140005803700130007208200100008510000200009524500610011526000430017627000950021930000240031420200108125244.0  aENG-127269  a9789382782131c290.00  aEN-110801  bDBAD/PUB  a363.7  aRandhawa,Manish  aThe Basics of Enviromental Scienes/cby Manish Randhawa   aChandigarhbChitkara University c2014  aAdministrative office Saraswati Kendra ,PO Box No.70 SCO-160-61,sec-9CbChandigarhe160009  avarious pc23cm(Hb)