000
00286nam a2200121Ia 4500
008
200701s1998 xx 000 0 eng d
100
_a
BLACK
245
0
_a
DATA COMMUNICATIONS AND DISTRIBUTED NETWORK
250
_a
3rd
260
_b
PHI NEW DELHI
_c
1998
300
_a
426
942
_2
ddc
_c
GE
999
_c
292
_d
292