?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adissertation&rft.aufirst=Arthur+John&rft.au=Chapman%2C+Arthur+John&rft.aulast=Chapman&rft.date=2009&rft.tpages=286&rft.title=Towards+an+interpretations+heuristic+%3Aa+case+study+exploration+of+16-19+year+old+students'+ideas+about+explaining+variations+in+historical+accounts&rft.inst=Institute+of+Education%2C+University+of+London&rft.degree=Doctoral