000 00393nam a2200169Ia 4500
008 180424s9999 xx 000 0 und d
084 _a540 S9:1
100 _a"Sienko, M J"
245 0 _aChemistry Problems
250 _a\\197202ENGGPSX
260 _aW A Benjamin
260 _b1972
260 _cNew York
300 _a382p.
500 _aincludes index and biblioraphy
942 _cBK
999 _c69890
_d69890