003540000a22001570004500060000800000082001200008100002100020100002200041100002100063245001700084250000600101260003900107260000900146300000800155650003300163  a100  a576 NES  aNester, Eugene W  aPearsall, Nancy N  aRoberts, Evans C  aMicrobiology  a2  aUSA, Holt Rinehart and Winston Inc  c1973  a767  aMicrobiology, microbial life