00599n   a2200181 a 4500000002100000001000700021005001700028020001800045082001800063100001900081245008200100260005600182300001500238690003700253908000600290952010400296999001700400B B                 03784720220204114950.0  a81-7629-580-9  a363.7bP4 ECO  aMurthy, D.B.N.  aEnvironmental Awareness and ProtectionbA Basic Book on Environmental Studies  aNew DelhibDeep & Deep Publications Pvt. Ltd.c2004  axxii,241p.  aEnvironmental problems,Economics  aT  00104070aSGGSCCbSGGSCCd2020-09-24l0o363.7 P4 ECOp43160r2020-09-24 00:00:00w2020-09-24yBK  c37846d37846