APA (7th ed.) Citation

Boyd, M. F. 1. (1945). Preventive medicine. W. B. Saunders company.

Chicago Style (17th ed.) Citation

Boyd, Mark Frederick 1889. Preventive Medicine. Philadelphia: W. B. Saunders company, 1945.

MLA (9th ed.) Citation

Boyd, Mark Frederick 1889. Preventive Medicine. W. B. Saunders company, 1945.

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