00577nam a2200181Ia 4500008004100000020001800041082001600059100001800075245002600093260004400119300000800163650003300171650002000204653002600224942001200250999001500262952011800277170901s2010    xx            000 0 und d  a9788175552685  a363.7bM67P  aMishra, R. M. 0aEnvironmental Science  aNew DelhibUniversity Publicationc2010  a323  aSocial problems and services  aSocial sciences  aEnvironmental science  2ddccBK  c3984d3984  00102ddc4070aRAUbRAUd2017-10-18eNIPA, New Delhig1000.00l0o363.7 M67Pp61222r2017-10-18w2010-03-31yBK