ID:DA07740446
G.A.S. 5 (Group)
International Telegraph and Telephone Consultative Committee. GAS 5
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International Telecommunication Union : International Telegraph and Telephone Consultative Committee 1984 Economic studies at the national level in the field of telecommunications 1981-1984 ; 6
: pbk
Available at 1 libraries
International Telecommunication Union : International Telegraph and Telephone Consultative Committee 1984 Economic studies at the national level in the field of telecommunications 9
pbk.
