--am hk  chi
++000    00000nam a2200000 a 4500
++020    |a9789882258488
++090    |a510 FOU
++245 00 |aMathematics in Focus 3A : Graded Consolidation Exercise
++250    |a1st ed.
++260    |aHong Kong:|bEducational Publishing House Ltd,|c2015.
++300    |a115 p.:|bill.;|c27 cm.
++440    |aMathematics in Focus
++690    |aMathematics_數學