Janczukowicz, K. (2014). Teaching English pronunciation at the secondary school level. Peter Lang.
Chicago-čujuhus (17. p.)Janczukowicz, Karolina. Teaching English Pronunciation at the Secondary School Level. Frankfurt, Germany: Peter Lang, 2014.
MLA-čujuhus (9. p.)Janczukowicz, Karolina. Teaching English Pronunciation at the Secondary School Level. Peter Lang, 2014.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.