Kuaile Hanyu: Students copy/ 
Li-xiao, Qi 
 - Beijing:  Renminjiaoyu-Chu-Ban-She,  2003. 
 - 137 p. 
<br/><br/><label>ISBN: </label>9787107171345 
<br/><br/><label>Dewey Class. No.: </label>495.1  / LI/K