TY  - GEN
AU  - Heder, Sajjad
TI  - Computer science text book for class XI/ 
SN  - 9789693704549
U1  - 004,HED 
PY  - 2011///
CY  - National book foundation
PB  - Islamabad
KW  - Computer science
N1  - 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)
ER  -