Cita APA (7a ed.)

Parsons, L., & Sommers, S. (1963). Gynecology. Saunders Company.

Cita Chicago Style (17a ed.)

Parsons, Langdon, y Sheldon Sommers. Gynecology. Estados Unidos: Saunders Company, 1963.

Cita MLA (9a ed.)

Parsons, Langdon, y Sheldon Sommers. Gynecology. Saunders Company, 1963.