Chorafas, Dimitris N Fourth and fifth generation programming, vol. i: Integrated software, database languages, and expert systems - New York: McGraw-Hill Book Company, 1986 - xii, 282p. Vol. 1; ISBN: 0-07-010864-1; xii, 282p. ISBN: 0-07-010864-1 Subjects--Topical Terms: Information technology Subjects--Index Terms: Database languages Universal Decimal Class. No.: D 681.3.06 / M6.1