?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adissertation&rft.aulast=Suranto&rft.au=Suranto%2C+Joni&rft.aufirst=Joni&rft.title=IDENTIFIKASI+FAKTOR+KESULITAN+BELAJAR+GAMELAN+PADA+KEGIATAN+EKSTRAKURIKULER+KARAWITAN+DI+SMP+N+1+JUMANTONO&rft.inst=Universitas+Negeri+Yogyakarta&rft.degree=S1&rft.date=19+June+2014