APA-Zitierstil (7. Ausg.)

Riddle, J. M. (1991). Oral contraceptives and early-term abortifacients during classical antiquity and the middle ages.

Chicago-Zitierstil (17. Ausg.)

Riddle, John M. Oral Contraceptives and Early-term Abortifacients During Classical Antiquity and the Middle Ages. 1991.

MLA-Zitierstil (9. Ausg.)

Riddle, John M. Oral Contraceptives and Early-term Abortifacients During Classical Antiquity and the Middle Ages. 1991.

Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.