Karel++ :  a gentle introduction to the art of object-oriented programming / 
Joseph Bergin ... [et al.] 
 - New York :  Wiley,  1997 
 - xii, 187 p. :  ill. ;  23 cm. 
<br/><br/>Includes index 
<br/><br/><label>ISBN: </label>0471138096 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Object-oriented programming (Computer science)<br/>C++ (Computer program language)