Jelaskan Rujukan dari Helikopter Penyerang Termaju dalam bahasa melayu

Donald, David. "AH-64A/D Apache and AH-64D Longbow Apache", Modern Battlefield Warplanes. AIRtime Publishing Inc, 2004. .

Government Accounting Office. Staff Study: Advanced Attack Helicopter. Washington, D.C.: US Government Accounting Office, 1974.

Landis, Tony and Jenkins, Dennis R. Lockheed AH-56A Cheyenne – WarbirdTech Volume 27. Specialty Press, 2000. .

Office of the Assistant Vice Chief of Staff of the Army (OAVCSA). An Abridged History of the Army Attack Helicopter Program. Washington, DC: Department of the Army. 1973.