Clifton, H.D. <br/><br/>
Business data systems :  a practical guide to systems analysis and data processing / 
H. D. Clifton. 
 - 4th ed. 
 - New York :  Prentice Hall,  1990. 
 - xiv, 457 p. ;  23 cm. 
<br/><br/> Includes index. 
<br/><br/>Includes bibliographical references. 
<br/><br/><label>ISBN: </label>0130916951 (pbk.) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Business--Data processing.<br/>System analysis.