000 00369nam a2200145Ia 4500
008 220601s2015 xx 000 0 eng d
020 _a9789383746002
_qPB
041 _aEnglish
245 0 _aEcology environmental science and consevation
250 _a1st
260 _aNew Delhi
_bS.Chand & Co.
_c2015
300 _a929p.
700 _aSingh, S.P.
942 _2ddc
_cBK
999 _c24053
_d24053