United States. Department of Agriculture. Office of the Secretary & Houston, D. F. (1918). Why we went to war: 1. Submarine warfare; 2. Prussian militarism. [publisher not identified].
Chicago Style (17th ed.) CitationUnited States. Department of Agriculture. Office of the Secretary and David Franklin Houston. Why We Went to War: 1. Submarine Warfare; 2. Prussian Militarism. Washington: [publisher not identified], 1918.
MLA (9th ed.) CitationUnited States. Department of Agriculture. Office of the Secretary and David Franklin Houston. Why We Went to War: 1. Submarine Warfare; 2. Prussian Militarism. [publisher not identified], 1918.
Warning: These citations may not always be 100% accurate.