United States. Army Air Forces. (1980). ULTRA and the history of the United States Strategic Air Force in Europe vs. the German Air Force. University Publications of America.
Chicago Style (17th ed.) CitationUnited States. Army Air Forces. ULTRA and the History of the United States Strategic Air Force in Europe Vs. the German Air Force. Frederick, Md.: University Publications of America, 1980.
MLA (9th ed.) CitationUnited States. Army Air Forces. ULTRA and the History of the United States Strategic Air Force in Europe Vs. the German Air Force. University Publications of America, 1980.
Warning: These citations may not always be 100% accurate.