?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adissertation&rft.aufirst=Hadassa+Merle&rft.au=Mahon%2C+Hadassa+Merle&rft.aulast=Mahon&rft.degree=Doctoral&rft.inst=UCL+(University+College+London)&rft.tpages=424&rft.title=Conversational+interactions+between+young+deaf+children+and+their+families+in+homes+where+English+is+not+the+first+language&rft.date=1997