Kovalevski S. Nauchnye osnovy administrativnogo upravleniya. In Russian/ Kovalevski C. Scientific of administrative management. In Russian, n/a - landofmagazines.com

TransliterationKovalevski S. Nauchnye osnovy administrativnogo upravleniya. In Russian

In EnglishKovalevski C. Scientific of administrative management. In Russian, n/a

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