Cita APA (7th ed.)

Baker, C. E. (1977). Physicians` Desk Reference (31 ed.). Litton Industries.

Cita Chicago (17th ed.)

Baker, Charles E. Physicians` Desk Reference. 31 ed. Rockville: Litton Industries, 1977.

Cita MLA (9th ed.)

Baker, Charles E. Physicians` Desk Reference. 31 ed. Litton Industries, 1977.