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Northrop YF-17 Tham khảoThực đơn
Northrop YF-17 Tham khảoLiên quan
Northrop Grumman B-2 Spirit Northrop F-5 Northrop Grumman RQ-4 Global Hawk Northrop P-61 Black Widow Northrop Grumman Northrop YF-23 Northrop Grumman B-21 Raider Northrop F-20 Tigershark Northrop YF-17 Northrop Grumman E-2 HawkeyeTài liệu tham khảo
WikiPedia: Northrop YF-17 http://www.nationalmuseum.af.mil/factsheets/factsh... http://home.att.net/~jbaugher4/f17.html https://commons.wikimedia.org/wiki/Northrop_F-17_C...