APA (7th ed.) Zitazioa
Erickson, M. J. (1994). Where is theology going ? Baker.
Chicago Style (17th ed.) Zitazioa
Erickson, Millard J. Where Is Theology Going ? Grand Rapids: Baker, 1994.
MLA (9th ed.) Zitazioa
Erickson, Millard J. Where Is Theology Going ? Baker, 1994.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.