APA-viite (7. p.)

Bhattacharya, D. k. (1999). Production and operations management. Excel.

Chicago-viite (17. p.)

Bhattacharya, Dipak kumar. Production and Operations Management. New delhi: Excel, 1999.

MLA-viite (9. p.)

Bhattacharya, Dipak kumar. Production and Operations Management. Excel, 1999.