APA (7th ed.) Citation

Capaldi, N. (1969). Clear and present danger: The free speech controversy. Pegasus.

Chicago Style (17th ed.) Citation

Capaldi, Nicholas. Clear and Present Danger: The Free Speech Controversy. New York: Pegasus, 1969.

MLA (9th ed.) Citation

Capaldi, Nicholas. Clear and Present Danger: The Free Speech Controversy. Pegasus, 1969.

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