Apostolo, Giorgio <br/><br/>
World encyclopedia of civil and military helicopters / 
Giorgio Apostolo 
 - London :  Willow Books,  c1984 
 - 140 p. ;  31 cm. 
<br/><br/> Includes index 
<br/><br/><label>ISBN: </label> PND 17.95 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Airplanes--History<br/>Military helicopters--History
<br/><br/><label>Dewey Class. No.: </label>629.1333509