@article{zu222872,
           title = {Informal Education as a Source of Teacher Development},
          author = {?. ?. ?????????},
       publisher = {Szczyrk, Poland},
            year = {2016},
         journal = {Life-long learning: the age factor in second/foreign language acquisition and learning},
             url = {http://eprints.zu.edu.ua/22872/},
        abstract = {Informal Education as a Source of Teacher Development}
}