00525naa#a2200181#i#450# EN\\bibl\873 20241118205530.1 1999-5644 20131223b2013####ek#y0engy0150####ca RUS RU The system of training for tourism in Austria Journal article CHERKIZOVO Russian State University of Tourism and Service 2013 7 с. Journal article local Grayn Eberkhard Sakharchuk Elena Sergeevna naukaru.ru