000 00291nam a2200097Ia 4500
008 120224s9999 xx 000 0 und d
082 _a309.212
_bNAG
100 _aNagel, Stuart S.
245 _aPolicy evaluation : making optimum decidions
260 _bPraeger Publishers
_aPraeger
_c1982
999 _c134870
_d134870