000 00428nam a2200181Ia 4500
999 _c42702
_d42702
003 OSt
005 20230125154911.0
008 210501s9999 xx 000 0 und d
040 _cKL MEHTA
082 _a574.52 C34E
100 _aChaudhary;B.B.
245 0 _aEnvironmental Studies
_hEnglish
250 _a2nd rev.ed
260 _c2013
_bMahavir publishers
_aDelhi
300 _a232pg
651 _aE.V.S.
942 _cBB
_2ddc