000			00321nam a2200133Ia 4500
005			20260224040846.0
008			260224s9999||||xx |||||||||||||| ||und||
082			_a574.5 CLA
100			_aGeorge L Clarke
245		0	_aElements of ecology.
260			_aNew York: John Wiley & Sons. _c1954
300			_a534
942			_cBK
999			_c1713 _d1713