United States. Army. Ordnance Department. (1917). Description and instructions for care and operation of 155 mm. howitzer materiel, model of 1915 (Schneider). U.S. GPO.
Chicago Style (17th ed.) CitationUnited States. Army. Ordnance Department. Description and Instructions for Care and Operation of 155 Mm. Howitzer Materiel, Model of 1915 (Schneider). Washington: U.S. GPO, 1917.
MLA (9th ed.) CitationUnited States. Army. Ordnance Department. Description and Instructions for Care and Operation of 155 Mm. Howitzer Materiel, Model of 1915 (Schneider). U.S. GPO, 1917.
Warning: These citations may not always be 100% accurate.