000 00281nam a2200121Ia 4500
008 230401s2011 xx 000 0 eng d
082 _a628
100 _aBHARVCHA E
245 0 _aTEXT BOOKS OF ENVIRONMENT STUDIES
260 _bUNI. PRESS
_c2011
300 _a276
942 _2ddc
_cBTECH
999 _c457
_d457