Williams, Brian K.  1938- <br/><br/>
Using information technology :  a practical introduction to computers & communications / 
Stacey C. Sawyer, Sarah E. Hutchinson 
 - 3rd ed. 
 - Boston, Mass. :  Irwin/McGraw-Hill,  1999 
 - 610 p. :  col. ill. 
<br/><br/><label>ISBN: </label>0256261466 
<br/><br/><label>Subjects--Topical Terms: </label><br/>COMPUTERS<br/>TELECOMMUNICATIONS SYSTEMS<br/>INFORMATION TECHNOLOGY
<br/><br/><label>LC Class. No.: </label>QA76.5  / W544U 1999