00631naa#a2200193#i#4500001001500000005001700015011001400032100004100046101000800087102000700095200007300102210007000175215001000245608002700255686008900282700002600371700002500397856001500422EN\\bibl\1814320241118235252.1##a1999-5644##a20170915b2017####ek#y0engy0150####ca0#aRUS##aRU1#aUse of video materials in training Russian languageeJournal article1#aCHERKIZOVOcRussian State University of Tourism and Serviced2017##a6 с.##aJournal article2local##aТуристско-экскурсионное обслуживание. 71.372grnti#1aKositsynagEvgenia F.#1aChirichgIrina V. V.4#anaukaru.ru