Roger Dominique <br/><br/>
Communication tree 

 - Paris  Unesco          1984 
 - 71p.  cm. 
<br/><br/><label>Standard No.: </label>69399 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Subjects--Topical Terms: </label><br/>SOCIOLOGY
<br/><br/><label>Dewey Class. No.: </label>Y:393, M4