000			00489nam a22001577a 4500
999			_c40754 _d40754
005			20190723065743.0
008			190723b ||||| |||| 00| 0 eng d
020			_a9789719968665
040			_cgslrc
082			_aTR 372.7 M534m 2013
245			_aMath world 1: _b revised under the K-12 curriculum / _cElena A. Mendoza.
260			_aQuezon City : _bC&E Publishing, _c2013.
300			_a364p.:col.ill
650			_2Mathematics--Study and teaching (Elementary)
942			_2ddc _cBK