Blundell,Lesley, & Stokes,Jackie. (2001). Task Listening: Student's book. UK: Campridge universitu press.
Chicago Style aipamenaBlundell,Lesley, và Stokes,Jackie. Task Listening: Student's Book. UK: Campridge universitu press, 2001.
MLA aipamenaBlundell,Lesley, và Stokes,Jackie. Task Listening: Student's Book. UK: Campridge universitu press, 2001.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.