000			00565nam a2200193Ia 4500
999			_c6854 _d6854
020			_a9781593858698
082			_a150.287 DEA-T
100			_ade Ayala, R.J.
245		0	_aTheory and practice of item response theory
260			_aNew York _bGuilford Press _c2009
300			_axv, 448
440			_aMethodology in the social sciences
504			_aincludes bibliography and index
650			_aItem response theory
650			_aSocial science _vMathematical models
650			_aSocialsciences _vStatistical methods
650			_aPsychometrics
942			_cBK