00462nam a2200145Ia 4500008004100000020001800041082001500059100001600074245005000090260004200140300000800182942000700190952010200197999001700299190710s9999    xx            000 0 und d  a81-219-2937-7  a304.28 M68  aMishra, D D 0aFundamental concepts in environmental studies  aNew DelhibS. Chand and Companyc2009  a248  cBK  00104070aRIEBPLbRIEBPLd2019-07-10l2o304.28 M68p60422r2022-05-20 00:00:00s2022-05-13yBK  c27873d27873