Cita APA (7a ed.)

Santandreu, J., Vázquez, A., Perrone, L., & Delgado, B. (1993). Esophagectomy without thoracotomy in grade IV megaesophagus.

Cita Chicago Style (17a ed.)

Santandreu, Jorge, Aníbal Vázquez, Luis Perrone, y Bolívar Delgado. Esophagectomy Without Thoracotomy in Grade IV Megaesophagus. 1993.

Cita MLA (9a ed.)

Santandreu, Jorge, et al. Esophagectomy Without Thoracotomy in Grade IV Megaesophagus. 1993.