Cita APA (7a ed.)

Etala, E. (1996). Atlas of gastrointestinal surgery. Williams & Wilkins.

Cita Chicago Style (17a ed.)

Etala, Emilio. Atlas of Gastrointestinal Surgery. Mariland: Williams & Wilkins, 1996.

Cita MLA (8a ed.)

Etala, Emilio. Atlas of Gastrointestinal Surgery. Williams & Wilkins, 1996.