?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adissertation&rft.aulast=23070246&rft.aufirst=YAN+PETRAPATRIA+PUTRA&rft.au=23070246%2C+YAN+PETRAPATRIA+PUTRA&rft.date=November+2015&rft.inst=Universitas+Kristen+Duta+Wacana&rft.degree=Final+Year+Projects+(S1)&rft.title=PROGRAM+BANTU+PENGELOLAAN+SERVICE+HANDPHONE+STUDI+KASUS+APLIKASI+SERVICE+HANDPHONE+EVANKA&rft.tpages=56