?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adissertation&rft.aufirst=WIDYA+KARTIKA&rft.aulast=22074215&rft.au=22074215%2C+WIDYA+KARTIKA&rft.degree=Bachelor&rft.inst=Universitas+Kristen+Duta+Wacana&rft.tpages=62&rft.date=June+2012&rft.title=PENGUJIAN+METODE+WINTER+TERHADAP+BEBERAPA+HARGA+KOMODITAS