Sun, Youjun <br/><br/>
Little Butou and Duoduo / 
Youjun Sun. 
 - Beijing :  China children's Publishing House,  2011. 
 - 147 p. :  col. ill. ;  28 cm. 
<br/><br/> With softcover 
<br/><br/><label>ISBN: </label>9787514803969 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Children's literature, Chinese