Wagtendonk, W.J. <br/><br/>
Principles of helicopter flight 

 - Washington:  Aviation Supplies & Academics,  1996 
 - xii, 275p. :  il 
<br/><br/><label>ISBN: </label>1560272175 
<br/><br/><label>Subjects--Topical Terms: </label><br/>HELICOPTEROS<br/>HELICOPTEROS--PILOTAJE
<br/><br/><label>Dewey Class. No.: </label>629.13352  / W135