--am hk  chi
++000    00000nam a2200000 a 4500
++020    |a962948742X
++090    |a510 KWU
++100 00 |aKwun, C.K.
++245 00 |aProgressive Mathematics 1
++250    |a2nd ed.
++260    |aHong Kong :|bHK Educational,|c2002.
++300    |a170 p.:|bill.;|c28 cm.
++690    |aMathematics_數學