?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adissertation&rft.aulast=Yunita&rft.au=Yunita%2C+Rima&rft.aufirst=Rima&rft.inst=Universitas+Negeri+Padang&rft.date=6+September+2017&rft.degree=Bachelor%2FSkripsi&rft.title=An+Analysis+of+the+Ability+of+Fourth+Semester+English+Department+Students+in+Constructing+Passive+Voice+in+Writing+Explanatory+Essay