@article{55753,
      url = {http://digitallibrary.un.org/record/55753},
      title = {Preliminary list of participants : 4th United Nations  Regional Cartographic Conference for the Americas, 23-27  January 1989.},
      publisher = {UN,},
      recid = {55753},
      pages = {11 p.},
      address = {[New York] :. 1989-01-23},
      year = {1989},
      month = {Jan},
}