000 00347nam a2200157Ia 4500
008 190201s9999 xx 000 0 und d
020 _a9.78007E+12
082 _aAL-
082 _b1 New
100 _a"Donovan, John. J"
245 0 _aSystems Programming
260 _aNew Delhi
260 _bT M H
260 _c1991
300 _a"xviii, 488"
999 _c20312
_d20312