?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.aufirst=Dylan&rft.au=Wiliam%2C+Dylan&rft.aulast=Wiliam&rft.issue=3%264&rft.date=2006&rft.pages=283-289&rft.title=Educational+Assessment&rft.volume=11&rft.atitle=Formative+assessment%3A+getting+the+focus+right&rft.genre=article