William, Ralph R.  <br/><br/>
The Language of Aviation in English :   Flying and Traffic Control /  
Ralph R. William. 
 - 1a ed. 
 - New York :   Regents Publishing Company,   1978 
 - vi, 119 p. ;   23 cm. 
<br/><br/> La biblioteca cuenta con 1 ejemplar. 
<br/><br/><label>ISBN: </label>0883453460 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Aeronautica
<br/><br/><label>LC Class. No.: </label>TL509   / W57 1978