Pratt, Jermey M.  <br/><br/>
The Introductory Helicopter Flying Lesson/ 
Jermey M. Pratt 
 - Manchester,  AEF,  1997. 
 - 57p. ;  Paperback 
<br/><br/><label>ISBN: </label>9781874783060 
<br/><br/><label>Dewey Class. No.: </label>363.232  / PRA