Mangum, W. T. (1995). 99 minutes to your ideal job. J. Wiley & Sons.
Lua i Stíl Chicago (17ú heag.)Mangum, William T. 99 Minutes to Your Ideal Job. New York: J. Wiley & Sons, 1995.
Lua MLA (8ú heag.)Mangum, William T. 99 Minutes to Your Ideal Job. J. Wiley & Sons, 1995.
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