?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.au=%D0%9F%D1%80%D0%BE%D1%85%D0%BE%D1%80%D0%BE%D0%B2%D0%B0%2C+%D0%A1.+%D0%9C.&rft.aulast=%D0%9F%D1%80%D0%BE%D1%85%D0%BE%D1%80%D0%BE%D0%B2%D0%B0&rft.aufirst=%D0%A1.+%D0%9C.&rft.date=2016&rft.atitle=Informal+Education+as+a+Source+of+Teacher+Development&rft.title=Life-long+learning%3A+the+age+factor+in+second%2Fforeign+language+acquisition+and+learning&rft.genre=article