V.N.D.Nanayakkara <br/><br/>
History of Computers 

 - 1st 
 - Colombo-10  S. Godage & Brothers  2000 
 - ix, 133p. 
<br/><br/><label>ISBN: </label>9552040477 
<br/><br/><label>Subjects--Topical Terms: </label><br/>History<br/>Computers
<br/><br/><label>Dewey Class. No.: </label>004.09