APA (7th ed.) Zitazioa
Orr, E. J. (1949). The second evangelical awakening. Marshall, Morgan & Scott.
Chicago Style (17th ed.) Zitazioa
Orr, Edwin J. The Second Evangelical Awakening. London: Marshall, Morgan & Scott, 1949.
MLA (9th ed.) Zitazioa
Orr, Edwin J. The Second Evangelical Awakening. Marshall, Morgan & Scott, 1949.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.