?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adissertation&rft.au=Zainul+Ahmad+Badarudin%2C+NIM.%3A+02381417&rft.aulast=Zainul+Ahmad+Badarudin&rft.aufirst=NIM.%3A+02381417&rft.degree=Skripsi&rft.date=21+May+2007&rft.title=TINJAUAN+HUKUM+ISLAM+TERHADAP+JUAL+BELI+BARANG+JAMINAN+DENGAN+SISTEM+LELANG+DALAM+HUKUM+POSITIF&rft.inst=UIN+SUNAN+KALIJAGA+YOGYAKARTA