BHATTACHARYYA DIPAK KUMAR. (1999). PRODUCTION AND OPERATIONS MANAGEMENT. EXCEL BOOK.
Chicago-referens (17:e uppl.)BHATTACHARYYA DIPAK KUMAR. PRODUCTION AND OPERATIONS MANAGEMENT. NEW DELHI: EXCEL BOOK, 1999.
MLA-referens (9:e uppl.)BHATTACHARYYA DIPAK KUMAR. PRODUCTION AND OPERATIONS MANAGEMENT. EXCEL BOOK, 1999.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.