Yang,yong <br/><br/>
shi chang yin xiao :li lun an li yu shi xun  Yong Yang 

 - Beijing :  zhong guo ren min da xue chu ban she,  2011. 
 - 341p 
<br/><br/><label>ISBN: </label>9787300132006 
<br/><br/><label>LC Class. No.: </label>HF5415  / .Y22