@article{3964039,
      url = {http://digitallibrary.un.org/record/3964039},
      title = {Demographic structures and settlement in urban areas},
      publisher = {UN,},
      recid = {3964039},
      pages = {80 p.},
      address = {[New York] :. 1975-06-01},
      year = {1975},
      month = {Jun},
}