?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adissertation&rft.au=Wayan+Gian+Nita+Pertiwi&rft.aufirst=Wayan+Gian+Nita+Pertiwi&rft.date=5+August+2023&rft.tpages=43&rft.inst=Universitas+Kristen+Duta+Wacana&rft.title=THE+USE+OF+UNDERCOVER+GAME+IN+IMPROVING+ENGLISH+COURSE+STUDENTS'+VOCABULARY+MASTERY&rft.degree=Bachelor