?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.au=Gunawan+Suryoputro%2C+Gunawan&rft.aufirst=Gunawan&rft.aulast=Gunawan+Suryoputro&rft.atitle=Exploring+EFL+Students%E2%80%99+Perceptions+of+Washback+of+Portfolios+in+Reading+Assessment&rft.issue=2&rft.date=June+2016&rft.issn=2374-8850&rft.title=International+Journal+of+Language+and+Linguistics&rft.volume=3&rft.pages=157-162&rft.genre=article