APA (7th ed.) Citation

United States. Army. Ordnance Department. (1876). Firing-pins and firing-pin springs. [publisher not identified].

Chicago Style (17th ed.) Citation

United States. Army. Ordnance Department. Firing-pins and Firing-pin Springs. [Washington]: [publisher not identified], 1876.

MLA (9th ed.) Citation

United States. Army. Ordnance Department. Firing-pins and Firing-pin Springs. [publisher not identified], 1876.

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