000
00254nam a22000977a 4500
999
_c
8582
_d
8582
008
180118b ||||| |||| 00| 0 eng d
020
_a
9788178553856
100
_a
Sood. R
_9
127
245
_a
Information Technology
260
_a
New Delhi
_b
Arya Publication
_c
2008