?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adissertation&rft.au=RIZKY+WILDAN+WIGUNA+%2C+NIM.+10350008&rft.aulast=RIZKY+WILDAN+WIGUNA+&rft.aufirst=NIM.+10350008&rft.degree=Skripsi&rft.date=20+June+2014&rft.title=PENENTUAN+AWAL+BULAN+KAMARIAH+DAN+HARI+RAYA+IDUL+ADHA+MENURUT+MUHAMMADIYAH+&rft.inst=UIN+SUNAN+KALIJAGA