Ninth United Nations Regional Cartographic Conference for Asia and the Pacific, Wellington, New Zealand, 11-22 February 1980.
United Nations Regional Cartographic Conference for Asia and the Pacific(9th :1980 :Wellington)
New York : United Nations,
1980.
Previous conferences issued as: United Regional Cartographic Conference for Asia and the Far East
At head of title: Department of Technical Co-operation for Development
Cartography