?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adissertation&rft.aufirst=Muginah&rft.au=Muginah%2C+Muginah&rft.aulast=Muginah&rft.title=Upaya+Meningkatkan+Keterampilan+Hitung+Bilangan+Bulat+melalui+Model+Electrical+Charges+Siswa+Kelas+V+SD+1+Kadipiro%2C+Kasihan%2C+Bantul&rft.date=29+March+2014&rft.inst=UNY&rft.degree=S2