?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adissertation&rft.au=Utami%2C+Yheni+Siwi&rft.aulast=Utami&rft.aufirst=Yheni+Siwi&rft.title=IMPROVING+STUDENTS%E2%80%99+VOCABULARY+MASTERY+USING+CROSSWORD+PUZZLES+FOR+GRADE+VII+OF+SMP+N+2+SRANDAKAN+IN+THE+ACADEMIC+YEAR+OF+2013%2F2014&rft.inst=Universitas+Negeri+Yogyakarta&rft.degree=S1&rft.date=15+December+2014