--am hk  eng
++000    00000nam a2200000 a 4500
++090    |a540 CHU
++100 00 |aChung L.H.M.
++245 00 |a21st Century Chemistry 2 : Supplementary
++250    |a1st ed.
++260    |aHong Kong :|bJing Kung ,|c2005.
++300    |a40p. :|bcol.ill. ;|c26 cm.
++690    |aChemistry_化學