00538naa#a2200169#i#4500001001300000005001700013011001400030100004100044101000800085102000700093200010200100210007000202215001000272608002700282700003700309856002200346EN\\bibl\86320240516021219.4##a1999-5644##a20131223b2013####ek#y0engy0150####ca0#aRUS##aRU1#aThe use of technology of master classes at higher schools of Tourism and ServiceeJournal article1#aCHERKIZOVOcRussian State University of Tourism and Serviced2013##a9 с.##aJournal article2local#1aZaitsevagNataliya Aleksandrovna4#arguts.editorum.ru