Cita APA (7a ed.)

Harretche, M., Armand Ugon, A., Baglivi, N., & Rocca, G. (1980). Low Digestive Hemorrhages due to Angiodysplasia.

Cita Chicago Style (17a ed.)

Harretche, Martín, Alfredo Armand Ugon, Nicolás Baglivi, y Guillermo Rocca. Low Digestive Hemorrhages Due to Angiodysplasia. 1980.

Cita MLA (9a ed.)

Harretche, Martín, et al. Low Digestive Hemorrhages Due to Angiodysplasia. 1980.