000			00370 a2200145 4500
008			141010b1981 xxu||||| |||| 00| 0 eng d
020			_a9780906495780
082			_a301.31
100			_aCroall, S.
245			_aEcology for beginners / _cWilliam Rankin
260			_aNew York : _bPantheon Books, _c1981.
300			_a174p.
650			_aEcology
650			_aHuman ecology
999			_c1228 _d1228