000			nam a22 7a 4500
999			_c21051 _d21051
008			170120b xxu||||| |||| 00| 0 eng d
020			_a 0673137015
050			_aQH 308.2 .S54 1980
100			_aSlesnick, Irwin L. _d1980.
245			_aBiology/ _cIrwin L. Slesnick, LeVon Balzer, Alan J. McCormack, David E. Newton, Frederick A. Rasmussen.
260			_aUSA: _bScott, Foresman and company, _c1980.
300			_a689, (40) p.: _bill.; _c26cm.
521			_aIncludes bibliographical references and index.
650			_aBiology.
700			_aBalzer, LeVon.
700			_aRausmussen, Frederick A.
700			_aNewton, David E.
700			_aMcCormack, Alan J.
942			_2lcc _cBOOKS _hQH 308.2 .S54 1980