Litvintseva Galina Yuryevna (Ph.D. in pedagogic sciences, Associate professor, Saint-Petersburg state institute of culture )
Lvova Elena Nikolaevna (Ph.D. in pedagogic sciences, Associate professor, Saint-Petersburg state institute of culture)
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Litvintseva Galina Yuryevna (Ph.D. in pedagogic sciences, Associate professor, Saint-Petersburg state institute of culture )
Lvova Elena Nikolaevna (Ph.D. in pedagogic sciences, Associate professor, Saint-Petersburg state institute of culture)
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