APA (7th ed.) Citation

Willard, J. H. (1942). Digestive diseases in general practice. F. A. Davis.

Chicago Style (17th ed.) Citation

Willard, John Harrington. Digestive Diseases in General Practice. Philadelphia: F. A. Davis, 1942.

MLA (9th ed.) Citation

Willard, John Harrington. Digestive Diseases in General Practice. F. A. Davis, 1942.

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