?url_ver=Z39.88-2004&rft_id=PQ+ETD%3A591894&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adissertation&rft.aulast=Cowper&rft.aufirst=D.D.&rft.au=Cowper%2C+D.D.&rft.tpages=408&rft.title=Technology+planning+and+management.&rft.date=2005&rft.degree=Doctoral&rft.inst=University+of+London