Terms and definitions abbreviations and acronyms : recommendations on means of expression (series B): general telecommunications statistics (series C) / International Telecommunication Union

PLENARY ASSEMBLY, IX, Melbourne, 1988; UIT

Geneva: ITU, 1989

VIII, 886 p. ; 30 cm

Blue Book. Fasc. I.3; Vol. I

92-61-03821-2

Vária

1989

Material Textual Impresso

ENG