000 00319nam a2200133Ia 4500
008 221229s9999 xx 000 0 und d
100 _aTHOMAS, ROBERT M.
245 0 _aDOS 6.0 AND 6.2 INSTANT REFERENCE
250 _a1
260 _aNEW DELHI
_bB.P.S.
_c2001
300 _a346
650 _aComputer Science
942 _cBK
999 _c774
_d774