Cita APA (7th ed.)

Najarian, J. S., & Delaney, J. P. (1979). Gastrointestinal surgery. Symposia Specialists.

Cita Chicago (17th ed.)

Najarian, John S., i John P. Delaney. Gastrointestinal Surgery. Miami: Symposia Specialists, 1979.

Cita MLA (9th ed.)

Najarian, John S., i John P. Delaney. Gastrointestinal Surgery. Symposia Specialists, 1979.