New electronic pathways videotex, teletext, and online databases

Manylion Llyfryddiaeth
Prif Awdur:	Aumente, Jerome
Fformat:	Llyfr
Iaith:	English
Cyhoeddwyd:	Newbury Park, Calif. Sage c1987.
Pynciau:	Videotex systems. Data transmission systems. Information networks. Telecommunication.