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040 _aSYAMSUNDAR COLLEGE
041 _aENGLISH LANGUAGE
082 _a574.5
_bMIS-ESS
090 _c10420
_d10420
100 _aMisra, S.P.
245 _aEssential environmental studies/
_cS.P. Misra and S.N. Pandey.
250 _a3rd ed.
260 _aNew Delhi:
_bAne Books,
_c2011.
300 _axxviii, 741p.;
_c22x14 cm.
500 _aIncludes index
650 _aECOLOGY
942 _cTEXB
999 _c10400
_d10400