?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adissertation&rft.au=YASIR+AMRULLAH+-+NIM.+95121586%2C+&rft.aulast=YASIR+AMRULLAH+-+NIM.+95121586&rft.aufirst=+&rft.degree=Skripsi&rft.date=12+May+2010&rft.title=SEJARAH+PERKEMBANGAN+PERSATUAN+UMMAT+ISLAM+(1989-1999)+&rft.inst=UIN+Sunan+Kalijaga+Yogyakarta