United States. War Department. (1926). Fortification: Underground water and its relation to fieldworks. GPO.
Chicago Style (17th ed.) CitationUnited States. War Department. Fortification: Underground Water and Its Relation to Fieldworks. [Washington]: GPO, 1926.
MLA (9th ed.) CitationUnited States. War Department. Fortification: Underground Water and Its Relation to Fieldworks. GPO, 1926.
Warning: These citations may not always be 100% accurate.