Williams, Brian K., 1938- <br/><br/>
Using information technology : a practical introduction to computers & Communications / 
Williams, Brian K., 1938- 
 - xxix, 482 p. ; 28 cm. 
<br/><br/><label>ISBN: </label>0072398035 
<br/><br/><label>Dewey Class. No.: </label>004