000 00267nam a2200121Ia 4500
008 161121s9999 xx 000 0 und d
100 _aKOSNIOWSKI (CZES)
245 0 _aMathematics on the Commodore 64
260 _cNIL
365 _b0
650 _aNIL
942 _cBK
999 _c96104
_d96104