APA (7th ed.) Citation

Wriston, H. M. (1943). Challenge to freedom. Harper.

Chicago Style (17th ed.) Citation

Wriston, Henry Merritt. Challenge to Freedom. New York: Harper, 1943.

MLA (9th ed.) Citation

Wriston, Henry Merritt. Challenge to Freedom. Harper, 1943.

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