Meetings by telephone : a cost savings tool /

af Ward, John Robert, 1929-
Udgivet 1980

The Teleconferencing handbook : a guide to cost-effective communication /

Udgivet 1982

Teleconferencing services and systems : a selective, annotated bibliography /

af Sanchez, James Joseph
Udgivet 1987

Teleconferencing : new media for business meetings /

af Elton, M. C. J
Udgivet 1982

The Teleconferencing resource book : a guide to applications and planning /

Udgivet 1984