APA (7th ed.) Citation

Barth, K. (1966). How I changed my mind. John Knox Press.

Chicago Style (17th ed.) Citation

Barth, Karl. How I Changed My Mind. Richmond: John Knox Press, 1966.

MLA (9th ed.) Citation

Barth, Karl. How I Changed My Mind. John Knox Press, 1966.

Warning: These citations may not always be 100% accurate.