Calloway, J. (2007). Work like you're showing off!: The joy, jazz, and kick of being better tomorrow than you were today. John Wiley & Sons.
Style de citation Chicago (17e éd.)Calloway, Joe. Work like You're Showing off!: The Joy, Jazz, and Kick of Being Better Tomorrow than You Were Today. Hoboken, N.J.: John Wiley & Sons, 2007.
Style de citation MLA (8e éd.)Calloway, Joe. Work like You're Showing off!: The Joy, Jazz, and Kick of Being Better Tomorrow than You Were Today. John Wiley & Sons, 2007.
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