(1971). European journal of obstetrics & gynecology and reproductive biology: The official journal of the European Association of Gynaecologists and Obstetricians and the European College of Obstetrics and Gynaecology. Elsevier.
Chicago-Zitierstil (17. Ausg.)European Journal of Obstetrics & Gynecology and Reproductive Biology: The Official Journal of the European Association of Gynaecologists and Obstetricians and the European College of Obstetrics and Gynaecology. Shannon: Elsevier, 1971.
MLA-Zitierstil (9. Ausg.)European Journal of Obstetrics & Gynecology and Reproductive Biology: The Official Journal of the European Association of Gynaecologists and Obstetricians and the European College of Obstetrics and Gynaecology. Elsevier, 1971.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.