Lucas, Henry C. <br/><br/>
The analysis, design, and implementation of information systems / 
Henry C. Lucas, Jr. 
 - New York :  MacGraw-Hill,  1976 
 - 255 p. :  ill. ;  24 cm. 
<br/><br/>p. 245-247 
<br/><br/><label>ISBN: </label>0070389209 
<br/><br/><label>LCCN: </label>75-22069 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Electronic data processing<br/>Electronic data processing departments<br/>Electronic digital computer--Programming