000 00318nam a2200121Ia 4500
008 220204s9999 xx 000 0 und d
082 _a301.16(035)
_bHAN.1-2
100 _aMarcia, Guttentag
245 0 _aHandbook of evaluation research. 2 V
260 _aLondon
_bSage
_c1975
700 _aStruening, E L
942 _cBK
999 _c31767
_d31767