Cita APA (7th ed.)

Rakel, R. E. (1993). Essentials of family practice. Saunders.

Cita Chicago (17th ed.)

Rakel, Robert E. Essentials of Family Practice. Philadelphia, PA: Saunders, 1993.

Cita MLA (9th ed.)

Rakel, Robert E. Essentials of Family Practice. Saunders, 1993.