?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.au=0613053020%2C+Dona+Irawan&rft.aulast=0613053020&rft.aufirst=Dona+Irawan&rft.date=27+Januari+2011&rft.atitle=nn&rft.title=Digital+Library&rft.genre=article