Report of the tenth air navigation conference  tenth session, 1991 

 - Montreal :  International Civil Aviation Organization,  1991 
 - various pagings ;  27 cm. 
<br/><br/> Doc 9583, AN- CONF/10 
<br/><br/><label>ISBN: </label> USD 2.75 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Air navigation
<br/><br/><label>Dewey Class. No.: </label>343.0976