Hanke, J. E. (2005). Business Forecasting (8th ed.). Tata McGraw Hill Education Pvt. Ltd.
Chicago-čujuhus (17. p.)Hanke, John E. Business Forecasting. 8th ed. New Delhi: Tata McGraw Hill Education Pvt. Ltd, 2005.
MLA-čujuhus (9. p.)Hanke, John E. Business Forecasting. 8th ed. Tata McGraw Hill Education Pvt. Ltd, 2005.
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