Items where Author is "Ковальська, А. А."
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- Ковальська, А. А. (2019) Improving the work organization of the manager Scientific herald UEM. Series. Economics and management (6). ISSN 2522-1280
- Ковальська, А. А. (2019) Improving the work organization of the manager Scientific herald UEM. Series. Economics and management (6). ISSN 2522-1280