000
00331nam a2200145Ia 4500
008
240601s2002 xx 000 0 eng d
020
_a
8178080362
041
_a
ENG
082
_a
BEC
100
_a
Beck, Leland L,
245
0
_a
System software
250
_a
3rd
260
_a
New Delhi
_b
Pearson Education
_c
2002
942
_2
ddc
_c
REF
999
_c
310
_d
310