Cita APA (7a ed.)

Bello, A., Stoetzer, O. C., & Ardao, A. (1984). Philosophy of the understanding. General Secretariat, Organization of American States.

Cita Chicago Style (17a ed.)

Bello, Andrés, O. Carlos Stoetzer, y Arturo Ardao. Philosophy of the Understanding. Washington, D.C.: General Secretariat, Organization of American States, 1984.

Cita MLA (9a ed.)

Bello, Andrés, et al. Philosophy of the Understanding. General Secretariat, Organization of American States, 1984.