000 00273nam a2200109Ia 45e0
008 181001s1989 xx 000 0 und d
100 _aRobbins Judd.
245 0 _aMastering DOS
260 _aDelhi
_bB.P.B publ.
_c1989
300 _a722
942 _2ddc
_cBK
999 _c3930
_d3930