Ray, S. C. (2004). Data envelopment analysis theory and techniques for economics and operations research / Subhash C. Ray: Theory and techniques for economics and operations research. Cambridge University Press. https://doi.org/10.1017/CBO9780511606731
Chicago Style (17th ed.) CitationRay, Subhash C. Data Envelopment Analysis Theory and Techniques for Economics and Operations Research / Subhash C. Ray: Theory and Techniques for Economics and Operations Research. Cambridge, UK ; New York: Cambridge University Press, 2004. https://doi.org/10.1017/CBO9780511606731.
MLA (9th ed.) CitationRay, Subhash C. Data Envelopment Analysis Theory and Techniques for Economics and Operations Research / Subhash C. Ray: Theory and Techniques for Economics and Operations Research. Cambridge University Press, 2004. https://doi.org/10.1017/CBO9780511606731.