000 00266nam a2200121Ia 4500
082 _a420
_bHOB
100 _aHowan, Y Vonne.
245 _aEnglish for the secretary
260 _aSingapore
_bT.M.H.
_c1998
300 _a186p.
650 _aApplied Sc.
650 _aEnglish
999 _c4943
_d4943