00261nam a2200121Ia 4500008004100000100001900041245001300060260002400073300000900097650001100106942000700117999001500124190216s9999||||xx |||||||||||||| ||und||  aCarl P Swanson 4aThe Cell  bPrentice Hallc1958  a114p  aBotany  cBK  c1253d1253