Collins, J. C., & Porras, J. I. (2005). Built to last: Successful habits of visionary companies (10th Anniversary edition.). HarperBusiness Essentials.
Chicago Style aipamenaCollins, James C., and Jerry I. Porras. Built to Last: Successful Habits of Visionary Companies. 10th Anniversary edition. New York: HarperBusiness Essentials, 2005.
MLA aipamenaCollins, James C., and Jerry I. Porras. Built to Last: Successful Habits of Visionary Companies. 10th Anniversary edition. HarperBusiness Essentials, 2005.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.