Jim Hornickel. (2014). Negotiating Success. American: Wiley.
Chicago Style aipamenaJim Hornickel. Negotiating Success. American: Wiley, 2014.
MLA aipamenaJim Hornickel. Negotiating Success. American: Wiley, 2014.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.