CHARY. (2011). PRODUCTION AND OPERATIONS MANAGEMENT (4 TH.). TMH.
Chicago Style aipamenaCHARY. PRODUCTION AND OPERATIONS MANAGEMENT. 4 TH. NEW DELHI: TMH, 2011.
MLA aipamenaCHARY. PRODUCTION AND OPERATIONS MANAGEMENT. 4 TH. TMH, 2011.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.