00311nam a2200145Ia 4500041001200000082000800012082001100020100001600031245005600047260000900103260001600112260000900128300001600137650001200153  aEnglish  a570  bLAS/HA  aLaskin A     aHandbook of microbiology V.2: microbial composition  aOhio  bC R C Press  c1973  a1060  Pages  aBiology