Friedman, N. J. (2011). 54 golden nuggets: The best of the Telephone Doctor : quick tips to cure your business communication ills (1st edition.). HRD Press.
Cita Chicago Style (17a ed.)Friedman, Nancy J. 54 Golden Nuggets: The Best of the Telephone Doctor : Quick Tips to Cure Your Business Communication Ills. 1st edition. Amherst, Mass.: HRD Press, 2011.
Cita MLA (9a ed.)Friedman, Nancy J. 54 Golden Nuggets: The Best of the Telephone Doctor : Quick Tips to Cure Your Business Communication Ills. 1st edition. HRD Press, 2011.
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