?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adissertation&rft.au=Ikhsanah%2C+Annisa+Nur&rft.aulast=Ikhsanah&rft.aufirst=Annisa+Nur&rft.inst=Universitas+Negeri+Yogyakarta&rft.date=20+August+2018&rft.degree=S1&rft.title=IMPLEMENTASI+PROGRAM+BUDDY+SEBAGAI+SOLUSI+MENURUNKAN+PERILAKU+BULLYING+DI+SD+KRISTEN+KALAM+KUDUS+YOGYAKARTA