Brown, F. G.  <br/><br/>
Air Navigation :   Based on Principles and Methods applicable also to Sea Navigation 

 - London :   Chapman & Hall,   1941. 
 - p. 369 
<br/><br/><label>Subjects--Topical Terms: </label><br/>NAVEGACION AEREA<br/>SISTEMA DE NAVEGACION AEREA
<br/><br/><label>Universal Decimal Class. No.: </label>629.7.05