APA Style

Schweitzer, A. (1914). The Mystery of the Kingdom of God: The Secret of Jesus' Messiahship and Passion (Ed. 56). New York: Schocken Books.

MLA Style

Schweitzer, Albert. "The Mystery of the Kingdom of God: The Secret of Jesus' Messiahship and Passion". Ed. 56 New York: Schocken Books, 1914. Text.