000 00264nam a22001097a 4500
082 _a577
_bBEN
100 _aBenton, Allen H
_aWerner, William E
245 _aField biology and ecology
250 _a3
260 _aNewDelhi
_bTata Mcgraw-Hill Co
_c1976
942 _cBK
999 _c212774
_d212774