000			00497nam a22001697a 4500
999			_c11843 _d11843
005			20190219235639.0
008			190206b ||||| |||| 00| 0 eng d
020			_a9789814600361
040			_cOLOPSC GSLRC
082			_aTR 510 C4219 2014
245			_aChallenging maths: _bexamination papers/ _cMabel Cheong.
250			_a3rd ed.
260			_aSingapore: _bEducational Publishing House, _c2014.
300			_a48p.
650			_2Mathematics-- _vstudy and teaching (primary).
942			_2ddc _cBK