Watkinson, John.
Art of the helicopter [Book /] John Watkinson. - 1st ed . - Burlington, MA : Oxford : Elsevier Butterworth-Heinemann, 2004. - xii, 390 p. : ill. ; 26 cm.
Includes index.
All Ages.
0750657154
Helicopters.
Helicopters--Aerodynamics.
Helicopters--Control systems.
Helicopters--Electric equipment.
629.133352
/ W A
Art of the helicopter [Book /] John Watkinson. - 1st ed . - Burlington, MA : Oxford : Elsevier Butterworth-Heinemann, 2004. - xii, 390 p. : ill. ; 26 cm.
Includes index.
All Ages.
0750657154
Helicopters.
Helicopters--Aerodynamics.
Helicopters--Control systems.
Helicopters--Electric equipment.
629.133352
/ W A