Heder, Sajjad <br/><br/>
Computer science text book for class XI/  
Sajjad Heder, 
 - National book foundation  Islamabad  2011 
 - 194 p 
<br/><br/>Basic Concepts Of IT (Page-1),  Computer Networks (Page-31), Data Comm. (Page-56), Application And Use Of Computers (Page-70), Computer Architecture (Page-82), Data Protection And Copyright (Page-106), Windows Operating Sys (Page-119), Word Processing (Page-151), Spreadsheet Programs (Page-162), Internet Browsing And E-Mail (Page-169). 
<br/><br/><label>ISBN: </label>9789693704549 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Computer science
<br/><br/><label>Dewey Class. No.: </label>004,HED