Communications in the twenty-first century / 
edited by Robert W. Haigh, George Gerbner, Richard B. Byrne. 
 - New York :  John Wiley & Sons,  1981. 
 - 240 p.  :  ill. ;  22 cm. 
<br/><br/>Includes index and bibliography : p. 223-225. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Telecommunication--Congresses.<br/>Communication--Congresses.