APA (7th ed.) Zitazioa

Berkhof, L. (1941). Systematic theology: With a complete textual index (4th ed.). Wm. B. Eerdmans.

Chicago Style (17th ed.) Zitazioa

Berkhof, L. Systematic Theology: With a Complete Textual Index. 4th ed. Michigan: Wm. B. Eerdmans, 1941.

MLA (9th ed.) Zitazioa

Berkhof, L. Systematic Theology: With a Complete Textual Index. 4th ed. Wm. B. Eerdmans, 1941.