Adkison, Leon. <br/><br/>
Computers in business / 
Leon Adkison, Donald H. Sanders. 
 - 4th ed. 
 - New York :  McGraw-Hill,  c1979. 
 - vii, 227 p. :  ill. 
<br/><br/><label>ISBN: </label>0070546460 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Business--Data processing.<br/>Electronic digital computers.