APA (7th ed.) Citation

Unamuno, M. d. (1960). The agony of Christianity. F. Ungar Pub. Co..

Chicago Style (17th ed.) Citation

Unamuno, Miguel de. The Agony of Christianity. New York: F. Ungar Pub. Co., 1960.

MLA (9th ed.) Citation

Unamuno, Miguel de. The Agony of Christianity. F. Ungar Pub. Co., 1960.