--am hk  eng
++000    00000nam a2200000 a 4500
++020    |a0195450302
++090    |a510 LEU
++100 00 |aLeung, K.S.
++245 00 |aExploring Mathematics 1A(2nd ed) : Teacher's Book
++250    |a1st ed.
++260    |aHong Kong:|bOxford, Canotta,|c2005.
++300    |a267 p.:|bcol.ill.;|c29 cm.
++690    |aMathematics_數學