Fisher, G. P. (1888). Outlines of universal history: Designed as a text-book and for private reading. American Book Co..
Lua i Stíl Chicago (17ú heag.)Fisher, George Park. Outlines of Universal History: Designed as a Text-book and for Private Reading. New York: American Book Co., 1888.
Lua MLA (8ú heag.)Fisher, George Park. Outlines of Universal History: Designed as a Text-book and for Private Reading. American Book Co., 1888.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.