Cita APA (7a ed.)

Najarian, J. S., & Delaney, J. P. (1980). Hepatic biliary y pancreatic.

Cita Chicago Style (17a ed.)

Najarian, John S., y John P. Delaney. Hepatic Biliary Y Pancreatic. 1980.

Cita MLA (9a ed.)

Najarian, John S., y John P. Delaney. Hepatic Biliary Y Pancreatic. 1980.