Build your own expert system : for the IBM pc and compatibles / Chris Naylor. Naylor, Chris, 1947- Expert systems (Computer science) Microcomputers Programming. QA76.76.R95 N38 1987b 001.642 19 NAB Includes bibliographical references and index. New York : Halsted, c1987. c1987. 1987 Text vii, 218 p. : eng