Amarullah, Muhamad Hadi (2014) ANALISIS HUKUM ISLAM DAN UNDANG-UNDANG HAK CIPTA NO. 19 TAHUN 2002 TERHADAP JUAL BELI JASA DOWNLOAD FREE SOFTWARE OPENOFFICE.ORG DI WWW.TUSNET.US. Undergraduate thesis, UIN Sunan Ampel.