TY  - BOOK
AU  - Ray, Subhash C.
TI  - Data envelopment analysis: theory and techniques for economics and operations research
SN  - 9781107405264
U1  - 338.4 
PY  - 2004///
CY  - Cambridge
PB  - Cambridge University Press
KW  - Data envelopment analysis
KW  - Production(Economic theory)
N1  - Includes bibliographical references and index
ER  -