Essick, Edward L. <br/><br/>
Principles of business data processing / 
Edward L. Essick. 
 - 5th ed. 
 - Chicago, IL :  Science Research Associates,  c1986. 
 - xvii, 606 p. :  ill. (some col.) . 
<br/><br/> Rev. ed. of: Principles of business data processing with MIS / V. Thomas Dock. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Business--Data processing.<br/>Computers.
<br/><br/><label>LC Class. No.: </label>HF5548.2  / .E76 1986 
<br/><br/><label>Dewey Class. No.: </label>004�19