O'Brien, James A. <br/><br/>Computers concepts and applications:  with an introduction to software and BASIC James A. O'Brien  -- 3rd ed. <br/>xvi, 470p.  25cm. <br/><br/> Includes index. <br/><br/><label>ISBN: </label>0256070016 <br/><br/><label>Subjects--Topical Terms: </label><br/>Computers.<br/>Data processing.<br/>Programming.<br/><br/><label>Dewey Class. No.: </label>GC 004 Ob1 1989