Hellriegel, D. (2008). Management: A Competency-Based Approach. Cengage Learning India Private Limited.
Chicago-čujuhus (17. p.)Hellriegel, Don. Management: A Competency-Based Approach. New Delhi: Cengage Learning India Private Limited, 2008.
MLA-čujuhus (9. p.)Hellriegel, Don. Management: A Competency-Based Approach. Cengage Learning India Private Limited, 2008.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.