000 00309nam a2200121Ia 4500
008 250327s9999 xx 000 0 und d
020 _a9780761917656
082 _bBER
_aCQR
100 _aRICHARD A. BERK & PETER H. ROSSI
_933951
245 0 _aTHINKING ABOUT PROGRAM EVALUATION 2
260 _bSAGE
942 _cBK
999 _c6628
_d6628