Cita APA (7th ed.)

(1972). Third Conference on Prostaglandins in Fertility Control. World Health Organization.

Cita Chicago (17th ed.)

Third Conference on Prostaglandins in Fertility Control. Stockholm: World Health Organization, 1972.

Cita MLA (9th ed.)

Third Conference on Prostaglandins in Fertility Control. World Health Organization, 1972.

Atenció: Aquestes cites poden no estar 100% correctes.