?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adissertation&rft.aufirst=Rian+Chandra&rft.au=Purnama%2C+Rian+Chandra&rft.aulast=Purnama&rft.title=PERILAKU+SOSIAL+ANAK+SLOW+LEARNER+SD+NEGERI+JOLOSUTRO+KECAMATAN+PIYUNGAN+KABUPATEN+BANTUL&rft.inst=Fakultas+Ilmu+Pendidikan&rft.degree=S1&rft.date=18+September+2018