Imperial sites 

 - Beijing  Foreign Languages Press China     2004 
 - 96p.(each)  cm. 
 - World heritage of China .
<br/><br/><label>ISBN: </label>7119034030 
<br/><br/><label>Standard No.: </label>28,958 
<br/><br/><label>Source: </label> Gift, PRC  Textual 
<br/><br/><label>Dewey Class. No.: </label>NA41,6, P4