(1965). Ripley's believe it or not. K.K. Publications,.
Chicago Style (17th ed.) ZitazioaRipley's Believe It or Not. Poughkeepsie, N.Y.: K.K. Publications,, 1965.
MLA (9th ed.) ZitazioaRipley's Believe It or Not. K.K. Publications,, 1965.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.