Cita APA (7a ed.)

Martínez, J. L., Croci, F., & Belloso, R. (1982). Tumor of the sternal region.

Cita Chicago Style (17a ed.)

Martínez, José Luis, Fabio Croci, y Rogelio Belloso. Tumor of the Sternal Region. 1982.

Cita MLA (9a ed.)

Martínez, José Luis, et al. Tumor of the Sternal Region. 1982.