000
00248nam a2200109Ia 4500
999
_c
7883
_d
7883
020
_a
978-0132433105
100
_a
William Stallings
245
0
_a
Data & Computer Communications
260
_a
India
_b
Prentice Hall
_c
2000
300
_a
810
942
_c
BK