Backus, Charles. <br/><br/>
The Nan-chao kingdom and T'ang China's southwestern frontier 
Charles Backus. 
 - Cambridge  Cambridge University Press  1981. 
 - 224 p. ; 23 cm. 
 - Cambridge studies in Chinese history, literature, and institutions .
<br/><br/><label>ISBN: </label>052122733X 
<br/><br/><label>LCCN: </label>81-06138 
<br/><br/><label>Subjects--Geographic Terms: </label><br/>China--History--Tang dynasty, 618--907 Y