Lesikar Raymond. (2015). Business Communication: Connecting in a digital World (13.). McGraw Hill.
Chicago-čujuhus (17. p.)Lesikar Raymond. Business Communication: Connecting in a Digital World. 13. McGraw Hill, 2015.
MLA-čujuhus (9. p.)Lesikar Raymond. Business Communication: Connecting in a Digital World. 13. McGraw Hill, 2015.
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