000 00319nam a2200145Ia 4500
001 18388
008 230324s9999 xx 000 0 und d
100 _aAdds, John
245 0 _aSystems and their Maintenance
260 _aUK
260 _bThomas Nelson and Sons Ltd
260 _c1998
300 _a170
942 _cBK
999 _c8363
_d8363