APA (7th ed.) Citation

United States. Army. Ordnance Department. (1929). Special instructions: Groups A and B materiel. [publisher not identified].

Chicago Style (17th ed.) Citation

United States. Army. Ordnance Department. Special Instructions: Groups A and B Materiel. Washington: [publisher not identified], 1929.

MLA (9th ed.) Citation

United States. Army. Ordnance Department. Special Instructions: Groups A and B Materiel. [publisher not identified], 1929.

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