Citazione Stile APA (7a Edizione)

Pan American Union. (1933). Bibliographies on Pan American Topics: Suggested for high schools. Pan American Union.

Citazione stile Chigago Style (17a edizione)

Pan American Union. Bibliographies on Pan American Topics: Suggested for High Schools. Washington: Pan American Union, 1933.

Citatione MLA (9a ed.)

Pan American Union. Bibliographies on Pan American Topics: Suggested for High Schools. Pan American Union, 1933.