Roy, R. N. (2005). A modern approach to operations management. New Age International (P) Ltd., Publishers.
Chicago-referens (17:e uppl.)Roy, Ram Naresh. A Modern Approach to Operations Management. New Delhi: New Age International (P) Ltd., Publishers, 2005.
MLA-referens (9:e uppl.)Roy, Ram Naresh. A Modern Approach to Operations Management. New Age International (P) Ltd., Publishers, 2005.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.