@article{242175,
      url = {http://digitallibrary.un.org/record/242175},
      title = {Transport trends and policy and transport economics :  studies on transport economics and track costs undertaken  by other organizations /},
      publisher = {UN,},
      recid = {242175},
      pages = {2 p.},
      address = {Geneva :. 1987-11-20},
      year = {1987},
      month = {Nov},
}