Yang, Huanting, <br/><br/>
Da Qin yi tong 
Yang, Huanting, 
 - Di 1 ban. 
 - Xi'an Shi :  San qin chu ban she,  2005. 
 - 4, 3, 179 p. :  ill., map ;  21 cm. 
<br/><br/><label>ISBN: </label>7806287809 
<br/><br/><label>Subjects--Geographic Terms: </label><br/>China--History--Xi Xia dynasty, 1038-1227.<br/>China, Northwest--Description and travel.
<br/><br/><label>LC Class. No.: </label>CHI00314