O?Brien, James A., <br/><br/>
Computer concepts and applications  with an introduction to software and BASIC 
James A. O?Brien 
 - 3rd ed 
 - Homewood, Ill.   Irwin  c1989 
 - xxvi, 470, [124] p. :  ill. (some col.)  26 cm 
<br/><br/>Includes index 
<br/><br/><label>ISBN: </label>0256070016 
<br/><br/><label>Subjects--Topical Terms: </label><br/>BASIC (Computer program language)<br/>Computers.<br/>Electronic data processing.