Ahrens, J. (2012). Life kerning: Creative ways to fine tune your perspective on career and life. Wiley.
Citace podle Chicago (17th ed.)Ahrens, Justin. Life Kerning: Creative Ways to Fine Tune Your Perspective on Career and Life. Hoboken, N.J.: Wiley, 2012.
Citace podle MLA (9th ed.)Ahrens, Justin. Life Kerning: Creative Ways to Fine Tune Your Perspective on Career and Life. Wiley, 2012.
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