000 00347nam a22001337a 4500
041 _aeng
082 0 _a574.192 HEF
100 1 _aHeftmann, Erich
245 1 0 _aSteroid biochemistry
_cErich Heftmann
260 _aNew York :
_bAcademic Press,
_c1970.
300 _axiii, 220 p. ;
_c23 cm.
500 _aIncludes index.
650 4 _aSteroids
999 _c409112
_d409047