The viability of establishing a regional telecommunication industry in the ECWA region. Volume II. Prefeasibility study on the telephone exchange.
1980
تفصيلات التسجيلة (السجل)
رمز / رقم الاستدعاءE/ECWA/ID/WG.4/4
العنوانThe viability of establishing a regional telecommunication industry in the ECWA region. Volume II. Prefeasibility study on the telephone exchange.
تاريخBeirut : UN, Oct. 1980.
الوصف
vi, [82] p., including annexes : charts, diagram, tables.