TY  - BOOK
AU  - Collier, Larry 
AU  - Thomas, Kas. [Revised by]
TI  - How to fly helicopters / 
SN  - 0-8306-2386-8
AV  - TL716.5 
U1  - 629.1325252 
PY  - 1986///]
CY  - Blue Ridge Summit, PA
PB  - TAB Books, 
KW  - Helicopters--Piloting.
N1  - Includes index
ER  -