MACKENZIE, J. k. (1989). It's Show Time: How To Plan And Hold Successful Sales Meeting John K. Mackenzie. Dow Jones-Irwin.
Chicago-referens (17:e uppl.)MACKENZIE, JOHN k. It's Show Time: How To Plan And Hold Successful Sales Meeting John K. Mackenzie. Dow Jones-Irwin, 1989.
MLA-referens (8:e uppl.)MACKENZIE, JOHN k. It's Show Time: How To Plan And Hold Successful Sales Meeting John K. Mackenzie. Dow Jones-Irwin, 1989.
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