000			00328nam a2200121Ia 4500
005			20251007104548.0
008			251006s9999 xx 000 0 und d
100			_abenton,allen h.
245		0	_a.field biology and ecology werner,william e.(jt.auth.)
260			_a3rd.ed. | .New York McGraw-Hill
260			_c1974
942			_cBOK
999			_c9920 _d9920