Zhu, Joe <br/><br/>
Data envelopment analysis :  let the data speak for themselves 
Joe Zhu 
 - Middletown,  CreateSpace Independent Publishing Platform,  2014. 
 - 182 p.  illustrations ;  23 cm. 
<br/><br/><label>ISBN: </label>978-1497591349 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Data envelopment analysis<br/>Benchmarking (Management)<br/>Organizational effectiveness