Betten, F. S. (1924). Historical terms and facts: A reference book for students of history. Allyn and Bacon.
Čikaški stil citiranja (17. izdanje)Betten, Francis S. Historical Terms and Facts: A Reference Book for Students of History. Boston ; New York [etc.]: Allyn and Bacon, 1924.
MLA način citiranja (8. izdanje)Betten, Francis S. Historical Terms and Facts: A Reference Book for Students of History. Allyn and Bacon, 1924.
Upozorenje: Ovi citati možda nisu uvijek 100% točni.