WU Silas H L <br/><br/>
Communication and imperial control in China 

 - Cambridge  Haevard University       1970 
 - 204p.  cm. 
 -   CEL .
<br/><br/><label>ISBN: </label>  
<br/><br/><label>Standard No.: </label>12,802 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Dewey Class. No.: </label>V41,1-80bX3.L35<-K62, L0