Lua APA (7ú heag.)
Steele, F. R. (1981). Not in vain: The story of North Africa Mission. William Carey Library.
Lua i Stíl Chicago (17ú heag.)
Steele, Francis Rue. Not in Vain: The Story of North Africa Mission. Pasadena, Calif.: William Carey Library, 1981.
Lua MLA (9ú heag.)
Steele, Francis Rue. Not in Vain: The Story of North Africa Mission. William Carey Library, 1981.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.