FORTUNE JOYCE. (2005). INFORMATION SYSTEMS ACHIVING SUCESS BY AVOIDING FAILURE. JOHN WILEY & SONS, LTD.
Chicago Style aipamenaFORTUNE JOYCE. INFORMATION SYSTEMS ACHIVING SUCESS BY AVOIDING FAILURE. ENGLAND: JOHN WILEY & SONS, LTD, 2005.
MLA aipamenaFORTUNE JOYCE. INFORMATION SYSTEMS ACHIVING SUCESS BY AVOIDING FAILURE. JOHN WILEY & SONS, LTD, 2005.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.