000 00327nam a2200133Ia 4500
008 191201s2019 xx 000 0 und d
082 _a33.7 SIT
100 _aSinha,Shardha
245 0 _aText book of Environment and Ecology
260 _bAITBS Pub.
_aNew Delhi
_c2019
300 _a256
650 _aBiology
942 _2ddc
_cBK
999 _c8404
_d8404