@article{714653,
      note = {Includes internal administrative boundaries.},
      url = {http://digitallibrary.un.org/record/714653},
      title = {Sudan [cartographic material]},
      publisher = {Cartographic Section, DPI},
      recid = {714653},
      pages = {1 map :},
      address = {[New York] :. 1993-06},
      year = {1993},
      month = {Jun},
}