Jackson, Mary <br/><br/>
Understanding expert systems : using crystal  [Books]. 
Mary Jackson. 
 - Chichester  John Wiley & Sons  1992 
 - Pages: 207 
<br/><br/> Notes Registration no: 25340 and 25341. 
<br/><br/><label>ISBN: </label>0471935808  0.00 
<br/><br/><label>Subjects--Personal Names: </label><br/>Expert systems (Computer science)
<br/><br/><label>Dewey Class. No.: </label>QA/76.76.E95  / JAC