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International Language School Cosmopolitan (Novosibirsk / Siberian Federal District / Rússia)
CompLang (Moscovo / Central Federal District / Rússia)
Delta - Intercontact (Tver / Central Federal District / Rússia)
ILDI Voyages (São Petersburgo / Northwestern Federal District / Rússia)
Deutsche Zentrale für Tourismus (Moscovo / Central Federal District / Rússia)
St. Petersburg Centre of Language and Culture (São Petersburgo / Northwestern Federal District / Rússia)
American Club of Education (Moscovo / Central Federal District / Rússia)