United States. Food and Drug Administration & Advisory Committee on Obstetrics and Gynecology. (1968). Report on intrauterine contraceptive devices. [s.n.
Cita Chicago (17th ed.)United States. Food and Drug Administration i Advisory Committee on Obstetrics and Gynecology. Report on Intrauterine Contraceptive Devices. Washington: [s.n, 1968.
Cita MLA (9th ed.)United States. Food and Drug Administration i Advisory Committee on Obstetrics and Gynecology. Report on Intrauterine Contraceptive Devices. [s.n, 1968.
Atenció: Aquestes cites poden no estar 100% correctes.