000			00448 a2200181 4500
020			_a0534950930
041			_aEn
082			_a005.43 _bFLY
100			_aFlynn , Ida M.
245			_aUndrestanding operating systems
250			_a02nd ed.
260			_c1997 _aBoston _bPWS Publishing _g1997
300			_c24 cm. _ax,438 p.
650			_aCOMPUTER OPERATING SYSTEMS
650			_aCOMPUTER SCIENCE
700			_aMchoes , Ann McIver
942			_cSR
999			_c19141 _d20688