00377nam a22001577a 4500003000800000008004100008020001500049041001300064082001300077100001800090245002300108250000800131260005500139300001000194650001500204SLTCLib251127b        ce ||||| |||| 00| 0 eng d  a0748701540  aEnglish   a540bRAM  aRamsden, E.N.  aA- Level Chemistry  a2nd  aCheltenhambStanley Thornes (Publishers) Ltdc1985  a753p. 0aChemistry