Hirschey, M. (2009). Managerial Economics (12th.). Cengage Learning.
Chicago-čujuhus (17. p.)Hirschey, Mark. Managerial Economics. 12th. New Delhi: Cengage Learning, 2009.
MLA-čujuhus (9. p.)Hirschey, Mark. Managerial Economics. 12th. Cengage Learning, 2009.
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