000 00562nam a2200205Ia 4500
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020 _a8173197857
040 _aMAIN
041 _aEnglish
082 _a574.5
_bAGA P6
100 _aAgrawala, S.P.
245 0 _aEnvironmental Studies
_cS.P. Agarwala
260 _aNew Delhi
_bNarosa Pub.
_c2006
300 _av, 220
500 _aIncludes bibliographical references and Index
650 _aEcology-Environmental aspects
650 _aEnvironment
650 _aEnvironment-study and teaching
942 _cBK
999 _c7234
_d7234