Trask, R. R. (1985). The secretaries of defense: A brief history, 1947-1985. Historical Office, Office of the Secretary of Defense.
Chicago Style (17th ed.) CitationTrask, Roger R. The Secretaries of Defense: A Brief History, 1947-1985. Washington, D.C.: Historical Office, Office of the Secretary of Defense, 1985.
MLA (9th ed.) CitationTrask, Roger R. The Secretaries of Defense: A Brief History, 1947-1985. Historical Office, Office of the Secretary of Defense, 1985.
Warning: These citations may not always be 100% accurate.