Spencer, Donald D. <br/><br/>
Computers :  an introduction / 
Donald D. Spencer. 
 - Columbus Ohio :  Merrill Pub.,  c1986 
 - xxii, 348 p. :  col. ill. ;  26 cm. 
<br/><br/><label>ISBN: </label>067520559X 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Electronic data processing<br/>Computers
<br/><br/><label>Dewey Class. No.: </label>004  / S745C 1986