000			00376nam a2200169Ia 4500
020			_a087901072X
082			_a574 _bCUI
100			_aCurtis, Helena _943570
245			_aInvitation to biology
250			_a2nd ed.
260			_aNew York: _bWorth, _c1977.
300			_bxxi, 646p.
500			_aIncludes index
546			_aEng
650			_aBiology _944117
942			_cBK
999			_c11218 _d11218