Liu, Zheng,  <br/><br/>
Duo cai de zhi wu shi jie 

 - 90 pages :   illustrations ;   19 cm 
<br/><br/><label>ISBN: </label>7539414480 
<br/><br/><label>Subjects--Topical Terms: </label><br/>General knowledge.
<br/><br/><label>Dewey Class. No.: </label>001.3