Elliott, C. Orville <br/><br/>Introduction to data processing C. Orville Elliott  -- Homewood III  Learning system co.  1975 <br/>xiii, 140 p.  25 cm. <br/><br/> Includes glossary index. <br/><br/><label>ISBN: </label>0256012849 <br/><br/><label>Subjects--Topical Terms: </label><br/>Computers.<br/>Data Processing<br/><br/><label>Dewey Class. No.: </label>GC 004 E581 1975