000 00258nam a2200109Ia 4500
008 220714s9999 xx 000 0 und d
020 _a978 1840442366
082 _aJ 546.8 GRAY
100 _aGRAY LEON
_9128006
245 4 _aTHE PERIODIC TABLE
942 _cBK
_w561
_xJohn Tresidder
_y561
_zJohn Tresidder
999 _c728272
_d728271