Allen, John R. <br/><br/>
Thinking about TLCLogo : a graphic look at computing with ideas 
John R Allen 
 -  c.1984 
<br/><br/><label>ISBN: </label>0030641160 483370188X 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Computer Programming--MIS - Computer Science
<br/><br/><label>Dewey Class. No.: </label>001.6424 ALL