The following titles are available from Amazon.com and recommended by DARcorporation for aerospace engineers, educators and students. 

• Aeronautical Engineer's Data Book

• Basic Helicopter Aerodynamics

• Bramwell's Helicopter Dynamics

• Cyclic and Collective

• Flight Physics: Essentials of Aeronautical Disciplines and Technology, with Historical Notes

• Helicopter Aerodynamics, Vol. 1

• Helicopter Aerodynamics, Vol. 2

• Helicopter Flight Dynamics (AIAA Education)

• Helicopter Performance, Stability, and Control

• Helicopter Theory (Dover Books on Aeronautical Engineering)

• Military Helicopter Design Technology

• Rotary-Wing Aerodynamics (Dover Books on Aeronautical Engineering)