000
00280nam a2200121Ia 4500
008
200701s2000 xx 000 0 eng d
100
_a
SELBERS CHARTZ
245
0
_a
OPERAING SYSTEMS CONCEPTS
250
_a
5th
260
_b
PHI NEW DELHI
_c
2000
300
_a
888
942
_2
ddc
_c
GE
_0
1
999
_c
938
_d
938