APA (7th ed.) Citation

United States. Public Health Service. (1941). Fatigue and Hours of Service of Interstate Truck Drivers. [publisher not identified].

Chicago Style (17th ed.) Citation

United States. Public Health Service. Fatigue and Hours of Service of Interstate Truck Drivers. [Washington]: [publisher not identified], 1941.

MLA (9th ed.) Citation

United States. Public Health Service. Fatigue and Hours of Service of Interstate Truck Drivers. [publisher not identified], 1941.

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