Williams, Brian K.  1938- <br/><br/>
Using information technology :  a practical introduction to computers and communications / 
Brian K. Williams [and] Stacey C. Sawyer 
 - 7th ed. 
 - New Delhi :  Tata McGraw-Hill Education,  c2005 
 - xiii, 472 p. :  ill. (chiefly col.), col. maps ;  28 cm. 
<br/><br/> On title page of previous ed. Stacey C. Sawyer's name appears first  Includes index 
<br/><br/><label>ISBN: </label>0070607494 :  Rs. 50.00 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Computers<br/>Telecommunication systems<br/>Information technology
<br/><br/><label>Dewey Class. No.: </label>004.6