SR-71 (航空機)
Minneapolis, Minnesota: Specialty Press, revised edition, 2005. ISBN 1-58007-086-8.
McIninch, Thomas. "The Oxcart Story". Center for the Study of Intelligence, Central Intelligence Agency, 2 July 1996. Retrieved: 10 April 2009.
Merlin, Peter W. From Archangel to Senior Crown: Design and Development of the Blackbird., Reston, Virginia: American Institute of Aeronautics and Astronautics (AIAA), 2008. ISBN 978-1-56347-933-5.
Merlin, Peter W. "The Truth is Out There... SR-71 Serials and Designations". Air Enthusiast, No. 118, July/August 2005. Stamford, UK: Key Publishing, pp. 2–6. ISSN 0143-5450.
Pace, Steve. Lockheed SR-71 Blackbird. Swindon, UK: Crowood Press, 2004.
A-12は極秘で設計製造されたCIAの偵察機。SR-71の基礎となった機体で、乗員は1名。
長距離迎撃戦闘機型。 YF-12A に改称。
"A Bittersweet and Fancy Flight." Philadelphia Inquirer, 7 March 1990, p. 1.
Crickmore, Paul F. "Blackbirds in the Cold War". Air International, January 2009, pp. 30–38. Stamford, UK: Key Publishing.
Crickmore, Paul F. "Lockheed's Blackbirds – A-12, YF-12 and SR-71A". Wings of Fame, Volume 8, 1997, pp. 30–93. London: Aerospace Publishing. ISBN 1-86184-008-X.
Donald, David, ed. "Lockheed's Blackbirds: A-12, YF-12 and SR-71". Black Jets. AIRtime, 2003. ISBN 1-880588-67-6.
Goodall, James. Lockheed's SR-71 "Blackbird" Family. Hinckley, UK: Aerofax/Midland Publishing, 2003. ISBN 1-85780-138-5.
Graham, Richard H. SR-71 Blackbird: Stories, Tales, and Legends.
A-12の偵察爆撃機。不採用。