Using Information Technology,  a practical introduction to computers and communication. 
Williams, Brian K 
 - 7th ed 
 - India  McGraw-Hill  2007 
 - xxiv,528p 
<br/><br/><label>ISBN: </label>978-0-07-110768-6 
<br/><br/><label>Dewey Class. No.: </label>004 WIL