Cita APA (7a ed.)

Armand Ugon, C., Parma, D., Kamaid, E., Soto Cordano, J., Belloso, R., Farcic, A., & Aguiar, A. R. (1981). Intratumoral Hematoma of Duodenum.

Cita Chicago Style (17a ed.)

Armand Ugon, César, Dante Parma, Emil Kamaid, José Soto Cordano, Rogelio Belloso, Antonio Farcic, y Alberto R. Aguiar. Intratumoral Hematoma of Duodenum. 1981.

Cita MLA (9a ed.)

Armand Ugon, César, et al. Intratumoral Hematoma of Duodenum. 1981.