Cooper, R. (1997). Executive EQ: Emotional Intelligence in Business. Orian Business.
Chicago-čujuhus (17. p.)Cooper, Robert. Executive EQ: Emotional Intelligence in Business. [s.l]: Orian Business, 1997.
MLA-čujuhus (9. p.)Cooper, Robert. Executive EQ: Emotional Intelligence in Business. Orian Business, 1997.
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