Communication technologies and information flow / 
Thomas Burke (Editor). 
 - USA :  Programm Press,  1981. 
 - ix, 147 p. ;  23 cm. 
<br/><br/><label>ISBN: </label>008027528 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Communication--Technologies
<br/><br/><label>Dewey Class. No.: </label>621.38 COM  / COM