@article{705676,
      note = {Relief shown by spot heights and gradient tints.},
      url = {http://digitallibrary.un.org/record/705676},
      title = {Libya [cartographic material] },
      publisher = {UN,},
      recid = {705676},
      pages = {1 map :},
      address = {New York :. 1950-05},
      year = {1950},
      month = {May},
}