Freese, T. A. (2010). Sell yourself first: The most critical element in every sales effort. Portfolio Penguin.
Style de citation Chicago (17e éd.)Freese, Thomas A. Sell Yourself First: The Most Critical Element in Every Sales Effort. New York: Portfolio Penguin, 2010.
Style de citation MLA (8e éd.)Freese, Thomas A. Sell Yourself First: The Most Critical Element in Every Sales Effort. Portfolio Penguin, 2010.
Attention : ces citations peuvent ne pas être correctes à 100%.