APA (7th ed.) Citation

(1940). Preventive medicine and hygiene (6. ed.). Appleton-Century.

Chicago Style (17th ed.) Citation

Preventive Medicine and Hygiene. 6. ed. New York [u.a.]: Appleton-Century, 1940.

MLA (9th ed.) Citation

Preventive Medicine and Hygiene. 6. ed. Appleton-Century, 1940.