?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adissertation&rft.aufirst=Nebojsa&rft.au=Popovic%2C+Nebojsa&rft.aulast=Popovic&rft.degree=Doctoral&rft.title=A+conceptual+and+practical+framework+for+a+new+model+of+personal+education&rft.inst=Institute+of+Education%2C+University+of+London&rft.tpages=464&rft.date=2001