Goettl,Barry P[et..al]. <br/><br/>
Intelligent tutoring systems / 
Goettl,Barry P[et..al]. 
 - 4th International Co 
 - Berlin:  Springer,  1998. 
 - xix,629p;26cm, 
 - Lecture notes in computer science,No-1452 .
<br/><br/>Includes bibliographical references. 
<br/><br/><label>ISBN: </label>3540647708 
<br/><br/><label>Dewey Class. No.: </label>004 LEC