Winter, M. J. <br/><br/>
Computer playgroung:   on the commodore 64 and VIC 20 / 
M. J. Winter 
 - Virginia  Reston pub.  1983 
 - 128 p. 
<br/><br/><label>ISBN: </label>114019 
<br/><br/><label>Dewey Class. No.: </label>371.351  / WIN