000			00310nam a22001337a 4500
008			210519b ||||| |||| 00| 0 eng d
041			_aeng
080			_24th _a510
082			_a510
100			_a36
101			_aMAT
245			_aThe Teaching of Secondary Mathematics _cCharles H. Butler
942			_2udc _cBK
999			_c57488 _d57488