APA (7th ed.) Citation

Hamel, J. (1960). A Christian in East Germany: Writings gathered from several different sources. SCM Press.

Chicago Style (17th ed.) Citation

Hamel, Johannes. A Christian in East Germany: Writings Gathered from Several Different Sources. London: SCM Press, 1960.

MLA (8th ed.) Citation

Hamel, Johannes. A Christian in East Germany: Writings Gathered from Several Different Sources. SCM Press, 1960.