Dym, Clive L. Levitt, Raymond E Knowledge-Based systems in engineering / by Clive L.Dym, Raymond E.Levitt - New York McGraw-Hill 1991 - xxiii, 404 p. Includes references and index. ISBN: 70185638 Subjects--Topical Terms: Expert systems (computer science) Dewey Class. No.: 620.00420285 / DYM