4th United Nations Regional Cartographic Conference for the Americas
13 - 27 January 1989, New York, United States


Documents
  • Report of the Conference
    • United Nations Sales Publication, E.89.I.8 (1989), E/CONF.81/3
    • English
  • Technical Papers
    • United Nations Publication, E/F/S.92.I.2 (1992), E/CONF.81/3/Add.1
    • English