The viability of establishing a regional telecommunication industry in the ECWA region. Volume II. Prefeasibility study on the telephone exchange.
1980
Полное описание
Условное обозначениеE/ECWA/ID/WG.4/4
ЗаглавиеThe viability of establishing a regional telecommunication industry in the ECWA region. Volume II. Prefeasibility study on the telephone exchange.
ДатаBeirut : UN, Oct. 1980.
Описание
vi, [82] p., including annexes : charts, diagram, tables.