Yi, Feng <br/><br/>
Yi shu wang luo ying xiao /  [book] 
Feng Yi 
 - Beijing :  jin cheng,  2010. 
 - 249 p. 
<br/><br/><label>ISBN: </label>9787515502236 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Marketing<br/>Multilevel marketing
<br/><br/><label>LC Class. No.: </label>HF5415.126  / .Y54