@Article{601172,
     author = "Svìtlana Romanûk",
     title = "Variability of textbooks for studying the Ukrainian language in the diaspora",
     year =  2017,
     volume =  14,
     number =  ,
     journal =  Studia Gdańskie. Wizje i rzeczywistość,
     pages =  s. 279-291,
    }