D'Agapeyeff, A. <br/><br/>
Expert systems, fifth generation and UK suppliers / 
A. D'Agapeyeff 
 - Manchester, England :  National Computing Centre Limited,  1983 
 - 89 p. :  ill. ;  30 cm. 
<br/><br/><label>ISBN: </label>0850123895 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Question-answering systems.