000 00275nam a2200109Ia 4500
008 240531s9999 xx 000 0 und d
082 _a503 26 LEA
100 _aLEA
245 0 _aMathematics vol 7 decimal derivation
260 _aWhaetton a nd company
_b1967
942 _cANF
999 _c316823
_d316823