Martin  donald,paulson <br/><br/>
IBM pc  and pcjr,logo programming 

 - 
 -  Howard W Sams  1985 
 - 456 
<br/><br/>  
<br/><br/><label>ISBN: </label>0-672-22379-1 
<br/><br/><label>Dewey Class. No.: </label>004.3827MAR