Telecommuniations services :  Negotiating structural and technological change 
Brain Bolton [et.al] 
 - Geneva :  UNESCO ,  1993 
 - 143 p. ;  24 cm. 
<br/><br/><label>ISBN: </label>9231013548 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Advertising<br/>Broadcasting
<br/><br/><label>Dewey Class. No.: </label>348