000 00604nam a2200193Ia 4500
919 _a112464
082 _a574.19243
_bN661
100 _aCapbk, A.
245 _aMicrobial transformation of steriods
_b
_cby A. Capbk.
260 _bW.Junk
_c1966
999 _c108263
_d108263