?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adissertation&rft.au=72150010%2C+Bonifasius+Adhi+Pratama&rft.aulast=72150010&rft.aufirst=Bonifasius+Adhi+Pratama&rft.tpages=86&rft.inst=Universitas+Kristen+Duta+Wacana&rft.title=PENERAPAN+METODE+USER+CENTERED+DESIGN+(UCD)+DALAM+PEMBANGUNAN+LAYANAN+ONLINE+JUAL+BELI+BARANG+BEKAS&rft.degree=Bachelor&rft.date=30+November+2019