APA (7th ed.) Citation

Hardon, J. A. (1980). Modern Catholic dictionary. Robert Hale.

Chicago Style (17th ed.) Citation

Hardon, John A. Modern Catholic Dictionary. Robert Hale, 1980.

MLA (8th ed.) Citation

Hardon, John A. Modern Catholic Dictionary. Robert Hale, 1980.

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