ECA's technical assistance in planning, statistics, population and informatics and documentation.
1985
Detalles de los registros
SignaturaE/ECA/PSD/4/5
TítuloECA's technical assistance in planning, statistics, population and informatics and documentation.
Fecha[Addis Ababa] : UN, 25 Dec. 1985.
Descripción
18, 3, 2 p. : tables.