Proceedings of the United Nations Seminar on Aerial Survey Methods and Equipment. Held at Bangkok, 4 January to 5 February 1960. 1960.
Series: Economic Commission For Asia and the Far East Mineral Resources Development Series -- 12; United Nations Document E/cn.11/ -- 536
Language: eng
Other titles: United Nations Seminar on Aerial Survey Methods and Equipment, Bangkok, 1960. Proceedings.
Notes: 1