000			00296nam a2200121 4500
082			_a370 _bHOU.A
084			_2Colon Classification
100			_aHouston
245			_aAcquiring competencies to teach mathematics / _cby Houston
260			_bPep, _c1973.
650			_a Mathematics
942			_cBK
999			_c681958 _d681958