000 00250 a2200097 4500
020 _a9788126574827
100 _a COLIN R. TOWNSEND MICHAEL BEGON , ROBERT W. HOWARTH
245 _aESSENTIALS OF ECOLOGY
250 _a4TH EDN
260 _bWiley India
_c2018
999 _c13553
_d13553