United States. Army. Signal Corps. (1931). Wire communication; subcourse for communication officers. [publisher not identified].
Chicago Style (17th ed.) CitationUnited States. Army. Signal Corps. Wire Communication; Subcourse for Communication Officers. [United States]: [publisher not identified], 1931.
MLA (9th ed.) CitationUnited States. Army. Signal Corps. Wire Communication; Subcourse for Communication Officers. [publisher not identified], 1931.
Warning: These citations may not always be 100% accurate.