Sangeetha , S. (2007). Nokia Inc: A global mobile leader. ICFAI University Press.
Chicago-čujuhus (17. p.)Sangeetha , S. Nokia Inc: A Global Mobile Leader. Hyderabad: ICFAI University Press, 2007.
MLA-čujuhus (9. p.)Sangeetha , S. Nokia Inc: A Global Mobile Leader. ICFAI University Press, 2007.
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