General tariff principles : charging and accounting in international telecommunication services: Series D recommendations / International Telecommunication Union

PLENARY ASSEMBLY, IX, Melbourne, 1988; UIT

Geneva: ITU, 1989

XIV, 368 p. ; 30 cm

Blue Book. Fasc. II.1; Vol. II

92-61-03891-3

Vária

Serviços-de-Telecomunicações; Tarifação; Serviços-Móveis

1989

Material Textual Impresso

ENG