Gaya APA

Gollwitzer, H. (1965). The existence of God as confessed by faith. Transl. by James W. Leitch. : Die Existenz Gottes im Bekenntnis des Glaubens. 1964 . London: London SCM Press.

Gaya MLA

Gollwitzer, Helmut. "The existence of God as confessed by faith. Transl. by James W. Leitch. : Die Existenz Gottes im Bekenntnis des Glaubens. 1964 ". London: London SCM Press, 1965. Buku.