Παραπομπή σε μορφή APA (7η εκδ.)

Ray, S. C. (2004). Data envelopment analysis: Theory and techniques for economics and operations research. Cambridge University Press.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Ray, Subhash C. Data Envelopment Analysis: Theory and Techniques for Economics and Operations Research. Cambridge, UK: Cambridge University Press, 2004.

Παραπομπή σε μορφή MLA (8th εκδ.)

Ray, Subhash C. Data Envelopment Analysis: Theory and Techniques for Economics and Operations Research. Cambridge University Press, 2004.