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003 OSt
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008 260428b |||||||| |||| 00| 0 eng d
020 _a9789712727184
040 _aDWCL GS lib
_cOC
082 _aRes. 515 M426 2013
245 _aMath Challenge Questions
260 _aMandaluyong City
_bANVIL PUBLISHING, INC.
_cc2013.
300 _axxv, 48 pages:
_billustrations
_c18cm.
546 _aEnglish
942 _2ddc
_cBK-0 CIRC
_hRes.
_n0
999 _c10007
_d10007