?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adissertation&rft.aulast=Gaertner&rft.au=Gaertner%2C+Niko&rft.aufirst=Niko&rft.tpages=268&rft.title=Operation+Pied+Piper%3A+the+wartime+evacuation+of+schoolchildren+from+London+and+Berlin+1938-46%3A+a+comparative+policy+study+in+history+of+education&rft.inst=Institute+of+Education%2C+University+of+London&rft.degree=Doctoral&rft.date=2011