Forsyth, P. (2005). How to motivate people. Kogan Page.
Chicago Style aipamenaForsyth, Patrick. How to Motivate People. New Delhi: Kogan Page, 2005.
MLA aipamenaForsyth, Patrick. How to Motivate People. Kogan Page, 2005.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.