APA (7th ed.) Zitazioa
Little, P. E. (1968). Know why you believe. Inter- Varsity Press.
Chicago Style (17th ed.) Zitazioa
Little, Paul E. Know Why You Believe. Chicago: Inter- Varsity Press, 1968.
MLA (9th ed.) Zitazioa
Little, Paul E. Know Why You Believe. Inter- Varsity Press, 1968.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.