BRAGG STEVEN M. (2006). OUTSOURCING (2nd.). JOHN WILEY & SONS.
Chicago Style aipamenaBRAGG STEVEN M. OUTSOURCING. 2nd. NEW JERSY: JOHN WILEY & SONS, 2006.
MLA aipamenaBRAGG STEVEN M. OUTSOURCING. 2nd. JOHN WILEY & SONS, 2006.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.