Sawyer, Stacy C., Williams, Brian K. & Hutchinson, Sarah E. <br/><br/>
Using Information Technology  A Practical Introduction to Computers & Communications 
Stacy C. Sawyer, Brian K. Williams & Sarah E.  Hutchinson 
 - Boston  The McGraw-Hill Companies, Inc.  1997 
 - xxx, 330 pages, 28 cm 
<br/><br/> Includes summary and index  
<br/><br/><label>ISBN: </label>0-256-209804 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Telecommunication systems<br/>Information technology
<br/><br/><label>Dewey Class. No.: </label>004 a9 1997 C2