000 00458nam a2200169Ia 4500
001 18605
003 IN-NITTTR
005 20251114233216.0
008 251113s9999||||xx |||||||||||||| ||eng||
040 _beng
040 _cIN-NITTTR
041 _aeng
082 _a300.1519536
100 _aTrochim, William M. K.
245 0 _aResearch design for program evaluation :
_b the regression-discontinuity approach /
_cTrochim, William M. K.
942 _2ddc
_cBK
999 _c21239
_d21239