APA (7th ed.) Zitazioa
Kasper, W. (1983). Theology of Christian marriage. Crossroad.
Chicago Style (17th ed.) Zitazioa
Kasper, Walter. Theology of Christian Marriage. New York: Crossroad, 1983.
MLA (9th ed.) Zitazioa
Kasper, Walter. Theology of Christian Marriage. Crossroad, 1983.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.