Steel, J. (2007). Perfect pitch: The art of selling ideas and winning new business. John Wiley & Sons ; John Wiley [distributor].
Cita Chicago Style (17a ed.)Steel, Jon. Perfect Pitch: The Art of Selling Ideas and Winning New Business. Hoboken, N.J. : Chichester: John Wiley & Sons ; John Wiley [distributor], 2007.
Cita MLA (8a ed.)Steel, Jon. Perfect Pitch: The Art of Selling Ideas and Winning New Business. John Wiley & Sons ; John Wiley [distributor], 2007.
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