000 00450pam a2200169 a 4500
020 _a0201180383
020 _a9788178080352
022 _a8178080354
082 0 0 _a005.43
_bDEI
100 1 _aDeitel, Harvey M.,
245 1 3 _aAn introduction to operating systems /
250 _a2nd ed.
260 _aNew Delhi :
_bPearson Education.,
_c1989, c1990.
300 _axxvi, 853 p. :
_bill. ;
650 0 _aOperating systems (Computers)
942 _cBK
999 _c12456
_d12456