Morse, R. C. (1913). History of the North American Young men's Christian associations. Association press.
Lua i Stíl Chicago (17ú heag.)Morse, Richard Cary. History of the North American Young Men's Christian Associations. New York [etc.]: Association press, 1913.
Lua MLA (8ú heag.)Morse, Richard Cary. History of the North American Young Men's Christian Associations. Association press, 1913.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.