?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adissertation&rft.aufirst=Natalia&rft.au=Natalia&rft.tpages=32&rft.title=ENGLISH+AS+A+FOREIGN+LANGUAGE+(EFL)+LEARNERS%E2%80%99+PERCEPTION+TOWARDS+THE+USE+OF+YOUTUBE+AS+A+LISTENING+MEDIUM%3A+A+CASE+STUDY&rft.degree=Bachelor&rft.inst=Universitas+Kristen+Duta+Wacana&rft.date=6+August+2022