000 003400000a22001450004500
060 _a100
082 _a576.113 3 FRY
100 _aFry, B A
245 _anitrogen metabolism of micro organisms
260 _aNewyork, Methuen & Co Ltd
260 _c1955
300 _a166
650 _aMicro organism nitrogen metabolism
942 _cBK
999 _c216507
_d216507