?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adissertation&rft.au=BAYU+LAKSANA+SURYA+EL+IRSYADIE%2C+NIM.+11650016&rft.aulast=BAYU+LAKSANA+SURYA+EL+IRSYADIE&rft.aufirst=NIM.+11650016&rft.degree=Masters&rft.date=25+June+2018&rft.title=PENGEMBANGAN+SISTEM+INFORMASI+SURAT+UIN+SUNAN+KALIJAGA+BERBASIS+ANDROID+MENGGUNAKAN+MODEL+EXTREME+PROGRAMMING&rft.inst=UIN+SUNAN+KALIJAGA+YOGYAKARTA&rft.tpages=129