Cita APA (7a ed.)

Perrier, J. P., Piñeyro, A., Fernández, M., & Sosa, M. C. (1999). The Spleen surgery and laparoscopic surgery.

Cita Chicago Style (17a ed.)

Perrier, José Pedro, Alberto Piñeyro, Miguel Fernández, y María Cristina Sosa. The Spleen Surgery and Laparoscopic Surgery. 1999.

Cita MLA (9a ed.)

Perrier, José Pedro, et al. The Spleen Surgery and Laparoscopic Surgery. 1999.