Cita APA (7a ed.)

Estrugo, R., Bowley, H., Acosta, G., Chevalier, N., & Iraola, M. L. (1985). Malignant tumors of the appendix: Surgical patterns.

Cita Chicago Style (17a ed.)

Estrugo, Roberto, Hilmer Bowley, Giselle Acosta, Nelma Chevalier, y María L. Iraola. Malignant Tumors of the Appendix: Surgical Patterns. 1985.

Cita MLA (9a ed.)

Estrugo, Roberto, et al. Malignant Tumors of the Appendix: Surgical Patterns. 1985.