00281nam a2200109Ia 4500008004100000082001500041100001700056245003300073250000800106260004500114300001200159190709s9999    xx            000 0 und d  a589.9 C613  aClifton, C E 0aIntroduction to the Bacteria  a2nd  aNew YorkbMcGraw-Hill Book Co.Inc.c1958  avii,558