Yap, Yong <br/><br/>
The early civilization of China 
by Yong Yap & Arthur Cotterell 
 - New York, N.Y.  G. P. Putnam's Sons  1975 
 - 256 p. : ill., (some col.) ; 26 cm. 
<br/><br/> Includes index. 
<br/><br/>p. 246-249. 
<br/><br/><label>ISBN: </label>0399115951 
<br/><br/><label>LCCN: </label>75-004404 //r81 
<br/><br/><label>Subjects--Geographic Terms: </label><br/>China--Civilization--To 221 B.C