United States. War Department. (1944). Education Manual No. 415a: Instructor's Course Outline, Radio for Beginners, Technical Course. [s.n.].
Chicago Style (17th ed.) CitationUnited States. War Department. Education Manual No. 415a: Instructor's Course Outline, Radio for Beginners, Technical Course. [Washington]: [s.n.], 1944.
MLA (9th ed.) CitationUnited States. War Department. Education Manual No. 415a: Instructor's Course Outline, Radio for Beginners, Technical Course. [s.n.], 1944.
Warning: These citations may not always be 100% accurate.