Frühwirth, Thom <br/><br/>
Constraint handling rules / 
Thom Frühwirth 
 - New York :  Cambridge University Press,  2009 
 - xxiii, 296 p. :  ill. ;  26 cm. 
<br/><br/>Includes bibliographical references and index 
<br/><br/><label>ISBN: </label>9780521877763 hbk. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Constraint programming (Computer science)<br/>Logic programming<br/>Declarative programming