000 00273nam a22001217a 4500
020 _a8120309340
082 _a005.766
100 _aNORTON''S, PETER
245 _aDOS GUIDE UPDATED TO COVER 6.2
260 _aNEW DELHI
_bPHI
_c1994
300 _aXXIV, 744P
942 _cBK
999 _c16311
_d16311