00617nam a2200181Ia 4500008004100000020001800041082001600059100001700075245004000092260004500132300000800177650003300185650002000218653002700238942001600265999001500281952013900296170901s2006    xx            000 0 und d  a9788173197062  a363.7bV32E  aVasdevan, N. 0aEssentials of Environmental Science  aNew DelhibNarosa Publishing Housec2006  a294  aSocial problems and services  aSocial sciences  aEnvironmental sciences  2ddccBK010  c3998d3998  00102ddc4070aRAUbRAUd2017-10-18eNarosa Book Distributorsg295.00l10o363.7 V32Ep63007r2024-08-21s2024-08-05w2012-03-21yBK