MACKENZIE, J. k. (1989). It's Show Time: How To Plan And Hold Successful Sales Meeting John K. Mackenzie. Dow Jones-Irwin.
Čikaški stil citiranja (17. izdanje)MACKENZIE, JOHN k. It's Show Time: How To Plan And Hold Successful Sales Meeting John K. Mackenzie. Dow Jones-Irwin, 1989.
MLA način citiranja (8. izdanje)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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