?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.aufirst=Julie&rft.au=Radford%2C+Julie&rft.aulast=Radford&rft.pages=598-610&rft.atitle=Word+searches%3A+on+the+use+of+verbal+and+non-verbal+resources+during+classroom+talk&rft.volume=23&rft.title=Clinical+Linguistics+%26+Phonetics&rft.date=August+2009&rft.issn=0269-9206&rft.issue=8&rft.genre=article