Annual report of the council to the assembly for 1970 :  eighteenth session, 1970 

 - Montreal :  International Civil Aviation Organization,  1971 
 - Various pagings ;  27 cm. 
<br/><br/> Doc 8918 A18-P/3  Supporting documentation for the eighteenth session of the assembly 
<br/><br/><label>ISBN: </label> USD 3.75 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Space flight<br/>Astrodynamic
<br/><br/><label>Dewey Class. No.: </label>387.7