--mm hk  eng
++000    00000nmm a2200000 a 4500
++090    |a540 CHU
++100    |aChung L.H.M.
++245 00 |a21st Century Chemistry 2 : Question Bank |h[CD]
++246 00 |a21世紀化學 : 模擬試題 2
++250    |a1st ed.
++260    |aHong Kong:|bJing Kung ,|c2004.
++500    |aTopic 6-7
++690    |aChemistry_化學