00623naa#a2200169#i#450# EN\\bibl\17118 20240513020428.1 1999-5644 20170620b2017####ek#y0engy0150####ca RU Master's preparation in Russian State University of Tourism and Service: past, present and future. Journal article CHERKIZOVO Russian State University of Tourism and Service 2017 2 с. Journal article local Туристско-экскурсионное обслуживание. 71.37 grnti Bushueva Irina rguts.editorum.ru