Spencer.D.D. <br/><br/>
Data Processing : An Introduction. 

 - 1st Ed. 
 -  Charles Merril books Inc  1978 
 - VIII, 436p.  21 cm. 
<br/><br/><br/>Text in English 
<br/><br/><label>Subjects--Facted Index Terms: </label><br/>COMP
<br/><br/><label>Index Terms--Genre/Form: </label><br/>F-14
<br/><br/><label>Dewey Class. No.: </label>001.64  / SPE