@article{108927,
      url = {http://digitallibrary.un.org/record/108927},
      title = {The status of cartographic activities in the United States  of America /},
      publisher = {UN,},
      recid = {108927},
      pages = {53 p.},
      address = {[New York] :. 1991-01-21},
      year = {1991},
      month = {Jan},
}