APA (7. basım) Alıntı
Kolassa, S., & Siemsen, E. (2016). Demand forecasting for managers (First edition.). Business Expert Press.
Chicago Style (17. basım) Atıf
Kolassa, Stephan, ve Enno Siemsen. Demand Forecasting for Managers. First edition. New York, New York (222 East 46th Street, New York, NY 10017): Business Expert Press, 2016.
MLA (9th ed.) Atıf
Kolassa, Stephan, ve Enno Siemsen. Demand Forecasting for Managers. First edition. Business Expert Press, 2016.
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