Cita APA (7a ed.)

Mañana, J., Guicheff, V., & Gilardoni, F. (2020). Massive gastrointestinal bleeding due to duodenal ulcer: Its treatment by direct hemostasis, vagotomy and pyloroplasty.

Cita Chicago Style (17a ed.)

Mañana, Julio, Vladimir Guicheff, y Federico Gilardoni. Massive Gastrointestinal Bleeding Due to Duodenal Ulcer: Its Treatment by Direct Hemostasis, Vagotomy and Pyloroplasty. 2020.

Cita MLA (9a ed.)

Mañana, Julio, et al. Massive Gastrointestinal Bleeding Due to Duodenal Ulcer: Its Treatment by Direct Hemostasis, Vagotomy and Pyloroplasty. 2020.