APA-referens (7:e uppl.)
Ray, S. C. (2004). Data envelopment analysis: Theory and techniques for economics and operations research. Cambridge University Press.
Chicago-referens (17:e uppl.)
Ray, Subhash C. Data Envelopment Analysis: Theory and Techniques for Economics and Operations Research. Cambridge, UK ; New York: Cambridge University Press, 2004.
MLA-referens (9:e uppl.)
Ray, Subhash C. Data Envelopment Analysis: Theory and Techniques for Economics and Operations Research. Cambridge University Press, 2004.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.