?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adissertation&rft.aulast=Amrina&rft.au=Amrina%2C+Saila+Makwatul&rft.aufirst=Saila+Makwatul&rft.degree=S1&rft.date=23+September+2013&rft.inst=Universitas+Negeri+Yogyakarta&rft.title=DEVELOPING+ENGLISH+WRITING+MATERIALS+FOR+THE+EIGHTH+GRADE+STUDENTS+OF+SMP+N+6+YOGYAKARTA+IN+THE+ACADEMIC+YEAR+OF+2012%2F+2013