Ray, Subhash C <br/><br/>
Data envelopment analysis : theory and techniques for economics and operations research 
Subhash C. Ray 
 - Cambridge  Cambridge University Press  2004 
 - xii, 353 p. ; 24 cm 
<br/><br/> Includes bibliographical references and index 
<br/><br/><label>ISBN: </label>9780521802567 
<br/><br/><label>ISSN: </label>2003061673 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Data envelopment analysis<br/>Production (Economic theory)
<br/><br/><label>Dewey Class. No.: </label>338.4501 RAY