APA aipamena

 Kays, S. (2005).  Five key lessons from the top managers.  John Wiley & Sons.

Chicago Style aipamena

 Kays, Scott.  Five Key Lessons From the Top Managers.  John Wiley & Sons, 2005.

MLA aipamena

 Kays, Scott.  Five Key Lessons From the Top Managers.  John Wiley & Sons, 2005.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.