000 00293nam a2200121Ia 4500
001 3357
005 20261006003710.0
008 120911s9999 xx 000 0 und d
082 _a510 TEH'
100 _aTeh Keng Seng
245 _aNew syllabus D mathematics 1 / Teh Keng Seng
260 _aShinglee
999 _c3357
_d3357