000 00267nam a2200109Ia 4500
008 190911s9999||||xx |||||||||||||| ||und||
100 _aMaekawa, Oldehoeft
245 0 _aOperating Systems Advanced Concepts
260 _aUSA
_bPearson
_c1987
300 _a414
942 _cBK
999 _c6701
_d6701