APA (7th ed.) Citation

Roberts, D. E. (1957). Existentialism and religious belief. Oxford University Press.

Chicago Style (17th ed.) Citation

Roberts, David Everett. Existentialism and Religious Belief. New York: Oxford University Press, 1957.

MLA (9th ed.) Citation

Roberts, David Everett. Existentialism and Religious Belief. Oxford University Press, 1957.