00501naa#a2200169#i#450# EN\\bibl\1413 20250123205520.4 1999-5644 20140131b2014####ek#y0engy0150####ca RUS RU «Case analysis» Method as Applied to Higher School ESOL Teaching Journal article CHERKIZOVO Russian State University of Tourism and Service 2014 4 с. Journal article local Andreeva Irina zh-szf.ru