Post, L. F. (1902). Success in life. The Civic Publishing Co..
Lua i Stíl Chicago (17ú heag.)Post, Louis Freeland. Success in Life. New York: The Civic Publishing Co., 1902.
Lua MLA (8ú heag.)Post, Louis Freeland. Success in Life. The Civic Publishing Co., 1902.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.