Zukar,Elaina. (2015). Seven secrets of influence. Jaico Books.
Chicago-čujuhus (17. p.)Zukar,Elaina. Seven Secrets of Influence. Mumbai: Jaico Books, 2015.
MLA-čujuhus (9. p.)Zukar,Elaina. Seven Secrets of Influence. Jaico Books, 2015.
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