Orilia, Lawrence. <br/><br/>
Student workbook for Business data processing systems / 
Lawrence S. Orilia, Nancy B. Stern, Robert A. Stern. 
 - 2nd ed. 
 - Santa Barbara :  J. Wiley,  1977. 
<br/><br/> "A Wiley/Hamilton publication." 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Business -- Data processing.--Business -- Data processing.