Cita APA (7th ed.)

Friedman, H. H. (1991). Problem-oriented medical diagnosis (5th ed.). Little, Brown.

Cita Chicago (17th ed.)

Friedman, H. Harold. Problem-oriented Medical Diagnosis. 5th ed. Boston, MA: Little, Brown, 1991.

Cita MLA (9th ed.)

Friedman, H. Harold. Problem-oriented Medical Diagnosis. 5th ed. Little, Brown, 1991.