000 00337nam a2200133Ia 4500
008 191201s2008 xx 000 0 und d
100 _aDESWAL, S
245 0 _aIntroducation to Environmental Science
250 _a2nd
260 _c2008
_bDhanpat Rai Pubns (P) Ltd
_aN.Delhi
300 _amisc
650 _aAPPLIED
942 _2ddc
_cBB
_022
999 _c7263
_d7263