Cita APA (7th ed.)
(1945). The Pan American Yearbook: An economic handbook and ready-reference directory of the western hemisphere including a special industries section: Who's who in Inter-American trade. Pan American Associates.
Cita Chicago (17th ed.)
The Pan American Yearbook: An Economic Handbook and Ready-reference Directory of the Western Hemisphere Including a Special Industries Section: Who's Who in Inter-American Trade. New York: Pan American Associates, 1945.
Cita MLA (9th ed.)
The Pan American Yearbook: An Economic Handbook and Ready-reference Directory of the Western Hemisphere Including a Special Industries Section: Who's Who in Inter-American Trade. Pan American Associates, 1945.
Atenció: Aquestes cites poden no estar 100% correctes.