United States. War Department. (1915). Heavy field artillery unit accountability equipment manual for 4.7-inch howitzer, model of 1908 (6-horse teams) June 15, 1915. GPO.
Chicago Style (17th ed.) CitationUnited States. War Department. Heavy Field Artillery Unit Accountability Equipment Manual for 4.7-inch Howitzer, Model of 1908 (6-horse Teams) June 15, 1915. [Washington]: GPO, 1915.
MLA (9th ed.) CitationUnited States. War Department. Heavy Field Artillery Unit Accountability Equipment Manual for 4.7-inch Howitzer, Model of 1908 (6-horse Teams) June 15, 1915. GPO, 1915.
Warning: These citations may not always be 100% accurate.