Gaya APA

Karl, B. (1991). The Gottingen Dogmatics Vol. 1 : Instruction In The Christian Religion (Trawas) . Grand Rapids, Michigan: WM.B.Eerdmans Publishing Company.

Gaya MLA

Karl, Barth. "The Gottingen Dogmatics Vol. 1 : Instruction In The Christian Religion (Trawas)". Grand Rapids, Michigan: WM.B.Eerdmans Publishing Company, 1991. Text.