Author: Mezhvuzovskai︠a︡ nauchno-prakticheskai︠a︡ konferent︠s︡ii︠a︡ "Severo-Zapadnyĭ region, sot︠s︡ialʹno-ėkonomicheskie i kulʹturnye aspekty sfery servisa" (7th 2009 Sankt-Peterburg, Russia)