Cita APA (7a ed.)

Halpern, S. L. (1970). The medical clinics of North America. Saunders Company.

Cita Chicago Style (17a ed.)

Halpern, Seymour Lionel. The Medical Clinics of North America. Philadelphia: Saunders Company, 1970.

Cita MLA (9a ed.)

Halpern, Seymour Lionel. The Medical Clinics of North America. Saunders Company, 1970.