Sawyer Stacey C. Williams Brian K. <br/><br/>
Using Information Technology :  A Practical Introduction to Computers Communications 

 - 5th ed. 
 - New York  McGraw-Hill/Irwin  2003 
 - 482 p. 
<br/><br/> มี CD-Rom ประกอบ No CD0176 AC 
<br/><br/><label>ISBN: </label>0072485558 
<br/><br/><label>Subjects--Topical Terms: </label><br/>”TELECOMMUNICATION SYSTEMS”
<br/><br/><label>LC Class. No.: </label>QA76.5  / W532U 2003