Hellriegel, D. (2002). Management: A competency based approach (9th.). Thomson Asia.
Chicago-čujuhus (17. p.)Hellriegel, Don. Management: A Competency Based Approach. 9th. Sinagapore: Thomson Asia, 2002.
MLA-čujuhus (9. p.)Hellriegel, Don. Management: A Competency Based Approach. 9th. Thomson Asia, 2002.
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