Hsu Cho-yun  <br/><br/>
Ancient china in transition :  An analysis of social mobility,722-222 B.C. / 
Cho-yun Hsu.  
 - Stanford :  Stanford Univ. Pr.,  1965.  
 - 240p ;  21cm.  
<br/><br/><label>ISBN: </label>0804702241  
<br/><br/><label>Nat. Bib. Agency Control No.: </label>1037044  ChTaNC  
<br/><br/><label>Subjects--Topical Terms: </label><br/>History of Ancient China <br/>social mobility of ancient china <br/>古