Encyclopedia of information systems and services: An international descriptive guide to approximately 4,000 organizations, systems, and services involved in the production and distribution of information in electronic form …, 1987. 7th ed.: A. Lucas, K. Y. Marcaccio. Gale Research Co., Detroit (1987). 3 vols. vol. 1: United States listings, 994 pp., $210, ISBN-0-8103-2494-6. Vol. 2: International Listings, 945–1426 pp., $185, ISBN-0-8103-2493-8. Vol. 3: Indexes, 1431–2218 pp. Included in all orders. $370/set. ISSN 0734-9068. ISBN-0-8103-2492-X.