000			00413nam a2200169Ia 4500
005			20161111165558.0
008			160802s9999 xx 000 0 und d
020			_a9780761930686
041			_aeng
082			_a300.727 _bOST-P
100			_aOstini, Remo _92331
245			_aPolytomous item response theory models
260			_bSage _c2006 _aCalifornia
300			_avi,: 107
650			_aRES _991
942			_cBK
999			_c2440 _d2440