Cita APA (7a ed.)

Colet, A., Berhouet, H., Juambeltz, N., Segura, D., Rodríguez, G., & Praderi, R. (1992). A new double procedure Palliative Bypass in Periampullary Cancer.

Cita Chicago Style (17a ed.)

Colet, Andrés, Horacio Berhouet, Nelson Juambeltz, Daisy Segura, Gustavo Rodríguez, y Raúl Praderi. A New Double Procedure Palliative Bypass in Periampullary Cancer. 1992.

Cita MLA (9a ed.)

Colet, Andrés, et al. A New Double Procedure Palliative Bypass in Periampullary Cancer. 1992.