Collins Russian Dictionary 2nd Edition © HarperCollins Publishers 2000, 1997:
management [ˈmænɪdʒmənt] n (body) руково́дство; (act)
management (of) управле́ние (+instr)
"under new management" "под но́вым руково́дством"
* is used to mark translations which have irregular inflections. The Russian-English side of the dictionary gives inflectional information.