Spence, G. (2005). Win Your Case: How to Present, Persuade, and Prevail-Every Place, Every Time (Audio Book). HarperCollins.
Citace podle Chicago (17th ed.)Spence, Gerry. Win Your Case: How to Present, Persuade, and Prevail-Every Place, Every Time (Audio Book). USA: HarperCollins, 2005.
Citace podle MLA (9th ed.)Spence, Gerry. Win Your Case: How to Present, Persuade, and Prevail-Every Place, Every Time (Audio Book). HarperCollins, 2005.
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