Gamble kwal Teri & Gamble Michael. (2001). Communication Works (7th ed.). Mc Graw Hill.
Chicago Style (17th ed.) CitationGamble kwal Teri and Gamble Michael. Communication Works. 7th ed. America: Mc Graw Hill, 2001.
MLA citiranjeGamble kwal Teri and Gamble Michael. Communication Works. 7th ed. Mc Graw Hill, 2001.
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