Shilton, Leicester, UK: Midland Publishing Ltd., 1998. . Green, William. Warplanes of the Second World War, Volume Three: Fighters. London: Macdonald & Co. (Publishers) Ltd., 1961 (seventh impression 1973). . Green, William and Gordon Swanborough. WW2 Aircraft Fact Files: Soviet Air Force Fighters, Part 2. London: Macdonald and Jane's Publishers Ltd., 1978. . Kopenhagen, W., ed. Das große Flugzeug-Typenbuch. Stuggart, Germany: Transpress, 1987. . Leonard, Herbert. Encyclopaedia of Soviet Fighters 1939-1951. Paris: Histoire & Collections, 2005. . Liss, Witold. The Yak 9 Series (Aircraft in Profile number 185). Leatherhead, Surrey, UK: Profile Publications Ltd., 1967. Mellinger, George. Yakovlev Aces of World War 2. Botley, UK: Osprey Publishing Ltd., 2005. . Morgan, Hugh. Soviet Aces of World War 2. London: Reed International Books Ltd., 1997. . Шавров В.Б. История конструкций самолетов в СССР 1938-1950 гг. (3 изд.). Kniga: Машиностроение, 1994(Shavrov, V.B. Istoriia konstruktskii samoletov v SSSR, 1938-1950 gg., 3rd ed. (History of Aircraft Design in USSR: 1938-1950). Kniga, Russia: Mashinostroenie, 1994. . Stapfer, Hans-Heiri. Yak Fighters in Action (Aircraft number 78). Carrollton, Texas: Squadron/Signal Publications, Inc., 1986. . Taylor, Michael J.H. Fighters and Bombers of World War II in Colour. London: Bison Books, 1985. . Winchester, Jim. "Yak Fighters." Fighters: The World's Finest Combat Aircraft- 1914 to the Present Day. Bath, UK: Parragon Publishing, 2003. . External links Yakovlev Yak-7 description on aviation.ru Yakovlev fighters Low-wing aircraft 1940s Soviet military trainer aircraft World War II Soviet fighter aircraft Yak-007 Single-engined tractor aircraft Aircraft first flown in 1940