--mm hk  eng
++000    00000nmm a2200000 a 4500
++090    |a540 HEY
++245 00 |aChem 2000 Book 2 Computer Aided Teaching Disk 1 |h[CD-ROM]
++260    |aHong Kong :|bMacmillan ,|c1999.
++300    |a2 Disk
++690    |aChemistry_化學