Yü Ying-shih <br/><br/>
Trade and Expansion in Han China  (A Study in the Structure of Sino-Barbarian Economic Relations) 
by Ying-shih Yü 
 - Berkeley  University of California Press  1967  1967 
 - 251 p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Economy -- Trade -- Expansion -- Han