Winget, L. (2004). Shut up, stop whining and get a life: A kick - butt approach to a better life. New Jersey: John Wiley and Sons.
Παραπομπή Chicago StyleWinget, Larry. Shut Up, Stop Whining and Get a Life: A Kick - Butt Approach to a Better Life. New Jersey: John Wiley and Sons, 2004.
Παραπομπή MLAWinget, Larry. Shut Up, Stop Whining and Get a Life: A Kick - Butt Approach to a Better Life. New Jersey: John Wiley and Sons, 2004.
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