?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.aufirst=Ayu&rft.au=Faradillah%2C+Ayu&rft.aulast=Faradillah&rft.title=Jurnal+Penelitian+dan+Evaluasi+Pendidikan&rft.atitle=Validity+of+critical+thinking+skills+instrument+on+prospective+Mathematics+teachers&rft.genre=article