000 00281nam a2200121Ia 4500
008 130409s9999 xx 000 0 und d
100 _aW.R KHEEN
245 _aCHEMISTRY
260 _bADDISON WISLEY LONDON
_c1984
300 _a861
650 _aCHEMISTRY
_bB.SC.
942 _2ddc
_cBK
999 _c12760
_d12760