00634cam a2200193 i 4500020001500000082001200015100002600027245002500053250001100078260004000089300002600129490003700155520009000192650001800282650001800300942000700318999001500325952010000340  a039521670200a574 WEL  aWelch, Claude A.945210aBiological science :  a3d ed.  aBoston :bHoughton Mifflin,cc1976.  axix, 764 p. :bill. ;0 aHoughton Mifflin science program  aA textbook relating biological information to the twentieth century social framework. 0aBiology.9152 1aBiology.9152  cBK  c3730d3730  0010708NFICaICbICcGENd2016-11-12l0o574 WELp005138r2022-11-17 00:00:00w2016-11-12yBK