00648nam a2200193Ia 4500008004100000020001800041082001900059100002000078245005300098260004200151300000800193650003300201650002000234653003000254700001600284942001200300999001500312952012700327170901s2014    xx            000 0 und d  a9789381274507  a363.7063bK13E  aKatiyar, Vinita 0aEnvironmental DegradationbIssues and Challenges  aNew DelhibNew Delhi Publishersc2014  a360  aSocial problems and services  aSocial sciences  aEnvironmental degradation  aVerma, S.K.  2ddccBK  c4007d4007  00102ddc4070aRAUbRAUd2017-10-18eJagmandir Book Agencyg1995.00l0o363.7063 K13Ep69306r2017-10-18w2014-03-31yBK