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Russian Centre of Education (Arkhangelsk / Northwestern Federal District / Rússia)
Petrolingua Ltd. (São Petersburgo / Northwestern Federal District / Rússia)
Swiss Center Ltd. (São Petersburgo / Northwestern Federal District / Rússia)
Nevsky Institute of Language & Culture (São Petersburgo / Northwestern Federal District / Rússia)
INTEX (Surgut / Ural Federal District / Rússia)
Delta - Intercontact (Tver / Central Federal District / Rússia)
Deutsche Zentrale für Tourismus (Moscovo / Central Federal District / Rússia)
Lingua-Seasons (Moscovo / Central Federal District / Rússia)