Παραπομπή APA

Ramanathan, R. (2003). introduction to data envelopment analysis. Sage Publications.

Παραπομπή Chicago Style

Ramanathan, R. Introduction to Data Envelopment Analysis. New Delhi: Sage Publications, 2003.

Παραπομπή MLA

Ramanathan, R. Introduction to Data Envelopment Analysis. Sage Publications, 2003.