?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adissertation&rft.au=ARIFATUL+HUSNA+-+NIM.02121109+%2C+&rft.aulast=ARIFATUL+HUSNA+-+NIM.02121109++&rft.aufirst=+&rft.degree=Skripsi&rft.date=8+January+2009&rft.title=KEPEMIMPINAN+KHALIFAH+UMAR+BIN+KHATTAB+13-23+H.%2C+634-644+M+DAN+UMAR+BIN+ABDUL+AZIZ+99-101+H.%2C+717-720+M+(STUDI+KOMPARASI)&rft.inst=UIN+Sunan+Kalijaga+Yogyakarta