?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adissertation&rft.au=Bayu+Setiawan+14670040%2C+NIM.+14670040&rft.aulast=Bayu+Setiawan+14670040&rft.aufirst=NIM.+14670040&rft.degree=Skripsi&rft.date=28+May+2021&rft.title=PENGEMBANGAN+ALAT+PERAGA+GUFUS+SEBAGAI+SUMBER+BELAJAR+MANDIRI+PADA+MATERI+GUGUS+FUNGSI&rft.inst=UIN+SUNAN+KALIJAGA+YOGYAKARTA&rft.tpages=163