United States. Army. Ordnance Department. (1915). Description of 3-inch telescopic sights, model of 1910. U.S. GPO.
Chicago Style (17th ed.) CitationUnited States. Army. Ordnance Department. Description of 3-inch Telescopic Sights, Model of 1910. Washington: U.S. GPO, 1915.
MLA (8th ed.) CitationUnited States. Army. Ordnance Department. Description of 3-inch Telescopic Sights, Model of 1910. U.S. GPO, 1915.
Warning: These citations may not always be 100% accurate.