000			00490nam a22001577a 4500
999			_c67052 _d67052
005			20200205055858.0
008			200205b ||||| |||| 00| 0 eng d
020			_a9781506362946
040			_cGSLRC
082			_aTR 510.712 H28 2017
100			_aHattie, John _92899
245			_aVisible learning for mathematics : what works best to optimize student learning/ _bJohn Hattie, Douglas Fisher, and Nancy Frey.
260			_aLondon : _bSage, _c2017.
300			_a266 p.
942			_2ddc _cBK