APA (7th ed.) Citation

United States. Army. Ordnance Department. (1918). Handbook of 20-ton artillery tractor, model 120 H. P., Holt. [publisher not identified].

Chicago Style (17th ed.) Citation

United States. Army. Ordnance Department. Handbook of 20-ton Artillery Tractor, Model 120 H. P., Holt. Washington: [publisher not identified], 1918.

MLA (9th ed.) Citation

United States. Army. Ordnance Department. Handbook of 20-ton Artillery Tractor, Model 120 H. P., Holt. [publisher not identified], 1918.