Feldman, N. E. <br/><br/>
Communication satellites for the 70's  systems 
by N. E. Feldman, C. M. Kelly. 
 - America  MIT  1971 
 - 657p. 
<br/><br/><label>ISBN: </label>0262060450 
<br/><br/><label>Dewey Class. No.: </label>621.380422  / N71