Cita APA (7th ed.)
Gibbs, R. S., & Danforth, D. N. (2008). Danforth's obstetrics and gynecology (Tenth edition.). Lippincott Williams & Wilkins.
Cita Chicago (17th ed.)
Gibbs, Ronald S., i David N. Danforth. Danforth's Obstetrics and Gynecology. Tenth edition. Philadelphia: Lippincott Williams & Wilkins, 2008.
Cita MLA (9th ed.)
Gibbs, Ronald S., i David N. Danforth. Danforth's Obstetrics and Gynecology. Tenth edition. Lippincott Williams & Wilkins, 2008.
Atenció: Aquestes cites poden no estar 100% correctes.