Управление и планиране на продажбите / Management and planning of sales
| Autor: | Kalamaris, Yoakim |
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| Zdroj: | Годишник - Висше училище по сигурност и икономика / Yearbook - Higher School of Security and Economics. XIII(1):130-137 |
| Databáze: | Central and Eastern European Online Library (CEEOL) |
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