APA (7 ম সংস্করণ) উদ্ধৃতি

BHATTACHARYYA DIPAK KUMAR. (1999). PRODUCTION AND OPERATIONS MANAGEMENT. EXCEL BOOK.

শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতি

BHATTACHARYYA DIPAK KUMAR. PRODUCTION AND OPERATIONS MANAGEMENT. NEW DELHI: EXCEL BOOK, 1999.

M.L.A (9 ম সংস্করণ) উদ্ধৃতি

BHATTACHARYYA DIPAK KUMAR. PRODUCTION AND OPERATIONS MANAGEMENT. EXCEL BOOK, 1999.