00351nam a2200133Ia 4500008004100000082001400041100002100055245003300076260005200109300000800161650001800169650001800187653001200205170901s1965    xx            000 0 und d  a574bW60M  aWinchester, A.M. 0aModern Biological Principles  aNew JerseybD. Van Nostrand Company, Inc.c1965  a449  aLife sciences  aPure Sciences  aBiology