Pool, Ithiel De Sola  <br/><br/>
Communications flows:   A census in the United States and Japan 

 - Amsterdam:   North-Holland,  1984 
 - xi, 196p. 
<br/><br/><label>ISBN: </label>0-444-87521-2 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Communication 
<br/><br/><label>Subjects--Index Terms: </label>Census 
<br/><br/><label>Universal Decimal Class. No.: </label>D 007  / M4