APA (7th ed.) Citation

Hardon, J. A. (1980). Modern Catholic dictionary. Doubleday.

Chicago Style (17th ed.) Citation

Hardon, John A. Modern Catholic Dictionary. Garden City, N.Y.: Doubleday, 1980.

MLA (8th ed.) Citation

Hardon, John A. Modern Catholic Dictionary. Doubleday, 1980.

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