?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.aufirst=Siska&rft.au=Siska%2C+Siska&rft.aulast=Siska&rft.atitle=The+Effectiveness+of&rft.title=Indonesian+Journal+of+Halal+Research&rft.genre=article