Describes new technology known as videodisc, including optical videodisc, capacitance electronic disc, and video high density disc. Entertainment, educational, training, and information storage and retrieval potentials of videodiscs are discussed. A list of agencies active in optical disc applications, useful Canadian videodisc contacts, and a…

Describes three current two-way public information systems representing the major technologies which are being proposed as international standards: Prestel (United Kingdom), Teletel (France), and Telidon (Canada). Information retrieval structures are compared, and difficulties for both the information provider and the information user are…

Describes a microcomputer-assisted method of using the commercial dBase III software package for the management of a personal bibliographic storage and retrieval system. This system provides users with a systematic way of keeping, for rapid retrieval, references to papers or documents previously read. (Author/CLB)