000			00335nam a2200145Ia 4500
008			180611s9999||||xx |||||||||||||| ||und||
020			_a0-07-061346-x
041			_aen
082			_a574
100			_aSTEYAERT, Thomas A.
245		0	_aBiology
260			_aNew York _bMcGraw Hill Book Company, _c1975
300			_ax, 499p.
942			_cLL
999			_c286 _d286