Tolong jelaskan mengenai Specifikasi (Yak-9) dari Yakovlev Yak-9

Angelucci, Enzo and Paolo Matricardi. World Aircraft: World War II, Volume II (Sampson Low Guides). Maidenhead, UK: Sampson Low, 1978. ISBN 0-562-00096-8.

Bock, Robert. Yak-7, Yak-9 (Aircraft Monograph 14) (English translation of Polish original). Gdańsk, Poland: AJ-Press, 1999. ISBN 83-7237-020-6.

Drabkin, Artem. The Red Air Force at War: Barbarossa and The Retreat to Moscow – Recollections of Fighter Pilots on the Eastern Front. Barnsley, South Yorkshire, UK: Pen & Sword Military, 2007. ISBN 1-84415-563-3.

Gordon, Yefim and Dmitri Khazanov. Soviet Combat Aircraft of the Second World War, Volume One: Single-Engined Fighters. Earl Shilton, Leicester, UK: Midland Publishing Ltd., 1998. ISBN 1-85780-083-4.

Green, William. Warplanes of the Second World War, Volume Three: Fighters. London: Macdonald & Co. (Publishers) Ltd., 1961 (seventh impression 1973). ISBN 0-356-01447-9.

Green, William and Gordon Swanborough. WW2 Aircraft Fact Files: Soviet Air Force Fighters, Part 2. London: Macdonald and Jane's Publishers Ltd., 1978. ISBN 0-354-01088-3.

Gunston, Bill. Aerei della 2a Guerra Mondiale (in Italian ). Milan: Alberto Peruzzo Editore, 1984. NO ISBN.

Gunston, Bill. The illustrated Directory of Fighting Aircraft of World War II. London: Salamander Book Limited, 1988. ISBN 1-84065-092-3.

Kopenhagen, W., ed. Das große Flugzeug-Typenbuch (in German). Stuggart, Germany: Transpress, 1987. ISBN 3-344-00162-0.

Leonard, Herbert. Encyclopaedia of Soviet Fighters 1939–1951. Paris: Histoire & Collections, 2005. ISBN 2-915239-60-6.

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. ISBN 1-84176-845-6.

Morgan, Hugh. Gli assi Sovietici della Seconda guerra mondiale (in Italian). Milano: Edizioni del Prado/Osprey Aviation, 1999. ISBN 84-8372-203-8.

Morgan, Hugh. Soviet Aces of World War 2. London: Reed International Books Ltd., 1997. ISBN 1-85532-632-9.

Panek, Robert. Yakovlev Yak-9U & P. Sandomierz, Poland/Redbourn, Hertfordshire, UK: Mushroom Model Publications, 2006. ISBN 83-89450-27-5.

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.) ISBN 5-217-00477-0.

Stapfer, Hans-Heiri. Yak Fighters in Action (Aircraft number 78). Carrollton, Texas: Squadron/Signal Publications, Inc., 1986. ISBN 0-89747-187-3.

Степанец, А.Т. Истребители ЯК периода Великой Отечественной войны. Kniga: Машиностроение, 1992. (Stepanets, A.T. Istrebiteli Yak perioda Velikoi Otechestvennoi voiny (Yak Fighters of the Great Patriotic War). Kniga, Russia: Mashinostroenie, 1992. ISBN 5-217-01192-0.

Williams, Anthony G. and Emmanuel Gustin. Flying Guns: The Development of Aircraft Guns, Ammunition and Installations 1933–45. Ramsbury, UK: Airlife, 2003. ISBN 1-84037-227-3.