Letter dated 80/01/24 from the Director-General of the European Space Agency addressed to the Secretary-General.
1980
详细记录
符号ST/SG/SER.E/31
标题Letter dated 80/01/24 from the Director-General of the European Space Agency addressed to the Secretary-General.
日期New York : UN, 8 Feb. 1980.
描述
1 p.