000 00351nam a2200145Ia 4500
001 28910
008 170722s9999 xx 000 0 und d
100 _aClayton, Stanley G.
245 _aObstetrics /
250 _a12th ed.
260 _bELBS ,
_c1975.
300 _aPpxi+740
_c23cms
490 _aEnglish language book society series
942 _cGEN
999 _c90729
_d90729