000 00303nam a2200145Ia 4500
001 19758
008 230330s9999 xx 000 0 und d
100 _aDobson, John, et al
245 0 _aScience Higher
260 _aUK
260 _bLetts Educational
260 _c1998
300 _a96
942 _cBK
999 _c9568
_d9568