000 00483nam a2200181Ia 4500
008 170901s2017 xx 000 0 und d
020 _a9788171339655
082 _a574.5
_bS33E
100 _aSharma, P.D.
245 0 _aEcology and Environment
_bA Textbook for University Students
260 _aMeerut
_bRastogi Publications
_c2011-12
300 _a643
650 _aLife sciences
650 _aPure Sciences
653 _aEcology
653 _aEnvironment
942 _2ddc
_cBK
_011
999 _c6718
_d6718