Cita APA (7a ed.)

Pan American Union, Union of American Republics, & International Union of American Republics. (1910). Bulletin of the Pan American Union. The Union.

Cita Chicago Style (17a ed.)

Pan American Union, Union of American Republics, y International Union of American Republics. Bulletin of the Pan American Union. Washington, D.C.: The Union, 1910.

Cita MLA (9a ed.)

Pan American Union, et al. Bulletin of the Pan American Union. The Union, 1910.