?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adissertation&rft.aufirst=WIJAYANTI&rft.aulast=IRA+&rft.au=IRA+%2C+WIJAYANTI&rft.date=5+July+2012&rft.title=THE+EFFECT+OF+PICTURE+SERIES+ON+THE+WRITING+ABILITY+OF+GRADE+EIGHT+STUDENTS+OF+SMP+NEGERI+1+KALASAN%2C+SLEMAN+IN+THE+ACADEMIC+YEAR+2011%2F2012&rft.inst=UNIVERSITAS+NEGERI+YOGYAKARTA&rft.degree=S1