APA (7th ed.) Zitazioa
Leak, W. N. (1925). Islam and its need. Marshall, Morgan & Scott.
Chicago Style (17th ed.) Zitazioa
Leak, W. Norman. Islam and Its Need. London: Marshall, Morgan & Scott, 1925.
MLA (9th ed.) Zitazioa
Leak, W. Norman. Islam and Its Need. Marshall, Morgan & Scott, 1925.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.