000 00339nam a2200133Ia 4500
005 20260413100900.0
008 230516s9999||||xx |||||||||||||| ||und||
100 _aNorton peter
245 0 _aPeter Norton's Dos Guide
260 _bN. delhi Prentice hall of India
_c1997
300 _a744
942 _cGB
999 _c5162
_d5162