?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adissertation&rft.au=22084626%2C+MEINARDUS+PURNAMA+P+MARUNG&rft.aufirst=MEINARDUS+PURNAMA+P+MARUNG&rft.aulast=22084626&rft.title=EVALUASI+USABILITY+PADA+APLIKASI+PERMAINAN+TANGRAM&rft.tpages=65&rft.degree=Final+Year+Projects+(S1)&rft.date=July+2015&rft.inst=Universitas+Kristen+Duta+Wacana