00813nam a2200217Ia 4500999001500000003000400015008004100019020001500060082001600075100002400091245003900115260004400154300001200198650002000210650003300230650002700263700001900290942001200309952014700321952012700468  c3962d3962OSt170901s2005    xx            000 0 und d  a8183180604  a363.7bC32T  aChatwal, Gurdeep R. 0aText Book of Environmental Studies  aMumbaibHimalaya Publishing Housec2005  av,448p.  aSocial sciences  aSocial problems and services  aEnvironmental Sciences  aSharma, Harish  2ddccBK  00102ddc4070aRAUbRAUd2017-10-18eHimalaya Publication House, Delhig950.00l6o363.7 C32Tp63840r2019-07-08s2019-06-15w2012-03-30yBK  00102ddc4070aRAUbRAUd2012-03-30eHimalaya Pub. House Delhig950.00l0o363.7 C32Tp63839r2019-07-17w2019-07-17yBK