000 00266nam a2200097 4500
245 _aGenetics of sex differentiation
_cUrsula Mittwoch
100 _aMittwoch , Ursula
260 _aNew York
_bAcademic Press
_c1973
300 _axi,253p.: ill.; 24cm.
082 _a575.1
_bMIT
999 _c24663
_d24663