--am hk  eng
++000    00000nam a2200000 a 4500
++090    |a425 POT
++100 1  |aPotter, John
++245 10 |aGrammar Explaned 3 /|cJohn Potter, Clare Vickers
++250    |a10th ed.
++260    |aHong Kong:|bLongman,|c1998.
++300    |a222 p.:|bill.;|c26 cm.
++690    |aEnglish Language_英國語文
++700 1  |aVickers, Clare