Pattis, Richard E <br/><br/>
Karel the robot : a gentle introduction to the art of programming 

 - 2a ed 
 - Nueva York  1995 
 - 160 p. 
<br/><br/><label>ISBN: </label>0-47-59725-2 
<br/><br/><label>LCCN: </label>014761 
<br/><br/><label>Subjects--Topical Terms: </label><br/>INFORMATICA<br/>PROGRAMA<br/>ELECTRONICA DIGITAL
<br/><br/><label>Dewey Class. No.: </label>005.1