?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adissertation&rft.au=Lagiso%2C+Zeleke+Lerango&rft.aulast=Lagiso&rft.aufirst=Zeleke+Lerango&rft.degree=Master&rft.title=Sustainable+transport+system+%3A+Mobility+and+Accessibility+in+Addis+Ababa&rft.date=2011