APA (7th ed.) Citation

Hardon, J. A. (1968). The spirit and origins of American Protestantism: A source book in its creeds. Pflaum.

Chicago Style (17th ed.) Citation

Hardon, John A. The Spirit and Origins of American Protestantism: A Source Book in Its Creeds. Dayton, Ohio: Pflaum, 1968.

MLA (8th ed.) Citation

Hardon, John A. The Spirit and Origins of American Protestantism: A Source Book in Its Creeds. Pflaum, 1968.

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