00601nam a2200229Ia 4500008004100000020002200041040000600063041001200069082001000081082001100091100002000102245003800122245002000160260001100180260002500191260000900216300005500225300001200280365002500292501002800317650002600345141004s9999    xx            000 0 und d  a978 81 8192 128 4  ca  aEnglish  a333.7  bAFZ/TE  a  Afzal Sherrif  aTextbook of environmental studies  c  Afzal Sherrif  aJaipur  bSublime publications  c2008  a280 p.                                              b22.5 cm  aRs.875                aKAUCOF                   aEnvironmental science