000 00375nam a2200157Ia 4500
008 250428s9999 xx 000 0 und d
082 _a540 M1724 1955
245 0 _aChemistry at work
245 0 _cMcPherson, William.
260 _bGinn and Company.
260 _c1955
300 _ax, 674 pages
526 _a500 Natural Sciences & Math
942 _2DDC
942 _cB
999 _c22479
_d22479