Hellriegel, D. (2002). Management: A competency based approach (9th.). Thomson Asia.
Čikaški stil citiranja (17. izdanje)Hellriegel, Don. Management: A Competency Based Approach. 9th. Sinagapore: Thomson Asia, 2002.
MLA način citiranja (9. izdanje)Hellriegel, Don. Management: A Competency Based Approach. 9th. Thomson Asia, 2002.
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