Cita APA (7th ed.)

Forrest, A. P. M. (1991). Principles & practice of surgery (2 ed.). Churchill Livingstone.

Cita Chicago (17th ed.)

Forrest, A. P. M. Principles & Practice of Surgery. 2 ed. London: Churchill Livingstone, 1991.

Cita MLA (9th ed.)

Forrest, A. P. M. Principles & Practice of Surgery. 2 ed. Churchill Livingstone, 1991.