--am hk  eng
++000    00000nam a2200000 a 4500
++090    |a005 COM
++245 00 |aComputer Studies
++250    |a1st ed.
++260    |aHong Kong:|bSF Sixth Form,|c1998.
++300    |a82 p.;|c28 cm.
++690    |aComputer Studies_電腦