Cita APA (7a ed.)

Ramírez, W., Tellechea, M. A., Viotti, R., Porto, D., Minetti, R., Zeballos, J., & Bonaba, R. (1980). Comparative Study of Materials used in Digestive Sutures.

Cita Chicago Style (17a ed.)

Ramírez, Wilson, Miguel A. Tellechea, Rolando Viotti, Daniel Porto, Ricardo Minetti, Javier Zeballos, y Roberto Bonaba. Comparative Study of Materials Used in Digestive Sutures. 1980.

Cita MLA (9a ed.)

Ramírez, Wilson, et al. Comparative Study of Materials Used in Digestive Sutures. 1980.