Johnson, Wayne <br/><br/>
Helicopter theory 
Wayne Johnson 
 - Mineola, NY  Dover Publications  1994 
 - xxii, 1089 p. : ill. ; 21 cm 
<br/><br/> Includes bibliographical references and index 
<br/><br/><label>ISBN: </label>9780486682303 
<br/><br/><label>ISSN: </label>94026727 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Helicopters
<br/><br/><label>Dewey Class. No.: </label>629.133352 JOH