000 00339nam a2200145Ia 4500
008 180710s9999 xx 000 0 und d
020 _a247507
082 _a540
_bIRW
100 _aIrwin, Vincent L.
245 _aTest your chemistry
260 _aMiddlesex
_bPenguin books
_c1969
300 _a63 p.
650 _aChemistry
942 _cS
999 _c81093
_d81093