--am hk  eng
++000    00000nam a2200000 a 4500
++090    |a373.1 CHE
++245 00 |aScience Education Key Learning Area : Chemistry Curriclum Guide (S4-S5)
++250    |a1st ed.
++260    |aHong Kong:|bCurriculum Development Council,|c2002.
++300    |a55 p.;|c30 cm.
++690    |aChemistry_化學