Aswathappa, K. (2000). Essentials of business environment (7.). Himalaya Publishing House.
Chicago-čujuhus (17. p.)Aswathappa, K. Essentials of Business Environment. 7. Mumbai: Himalaya Publishing House, 2000.
MLA-čujuhus (9. p.)Aswathappa, K. Essentials of Business Environment. 7. Himalaya Publishing House, 2000.
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