000
00285nam a2200121Ia 4500
008
211126s9999 xx 000 0 und d
082
_a
005.43.
100
_a
DONALD WATERS
245
0
_a
OPERATING SYSTEMS CONCEPTS 6/ED
260
_b
JOHN WILEY
365
_b
424.00
942
_c
BTECH
999
_c
137356
_d
137356