Feasibility and planning of instructional satellite systems : background paper.
1981
Detalles de los registros
SignaturaA/CONF.101/BP/6
TítuloFeasibility and planning of instructional satellite systems : background paper.
AutoresUN. Secretariat
FechaNew York : UN, 13 Feb. 1981.
Descripción
[77] p., including annex : tables.