Changing market structures in telecommunications  proceedings of an OECD conference held in Paris on 13-15 Decembre 1982 /  [Texte imprimé] : 
ed. by Henry Ergas and Jun Okayama 
 - Amsterdam:  North-Holland Publishing,  1984 
 - 451 p. ;  23 cm 
<br/><br/><label>ISBN: </label>0-444-86855-0 
<br/><br/><label>Dewey Class. No.: </label>384.041