Cooper Thomas <br/><br/>
Rule-based programming with OPS5 / 
Thomas Cooper and Nancy Wogrin ; foreword by John McDermott. 
 - San Mateo, Calif. :  Morgan Kaufmann Pub,  c1988. 
 - xiv, 350 pages :   illustrations ;   22 cm 
<br/><br/> Includes index. 
<br/><br/><label>ISBN: </label>0934613516 
<br/><br/><label>LC Class. No.: </label>QA76.6   / C78 1988