Ferguson, D. H. (1971). Motivated men. Men for missions international.
Chicago Style (17th ed.) ZitazioaFerguson, Dwight H. Motivated Men. Greenwood: Men for missions international, 1971.
MLA (9th ed.) ZitazioaFerguson, Dwight H. Motivated Men. Men for missions international, 1971.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.