Face to face with the disposable computer

Minicomputers: A Reference Book for Engineers, Scientists and Managers.Edited by Y. Paker. Pp.505. ISBN 0-85626-188-2. (Abacus Press: 1981.) £32.50. Available in the US from Heyden & Son, $70.Interfacing Microcomputers to the Real World.By Murray Sargent III and Richard L. Shoemaker. Pp.288. ISBN pbk 0-201-06879-6. (Addison-Wesley: 1981.) $14.50, £8.70.