Posavac, Emil J.

Program evaluation : = methods and case studies / by: Carey, Raymond G.; Posavac, Emil J. (Language materials, printed)

方案評估 : = 方法及案例討論 / by: 波沙瓦克 ((Posavac, Emil J.)); 卡瑞 ((Carey, Raymond G.)); 羅國英; 張紉; Posavac, Emil J.; Carey, Raymond G. (Language materials, printed)

Program evaluation : = methods and case studies / by: Carey, Raymond G.; Posavac, Emil J. (Language materials, printed)

方案評估 : = 方法及案例討論 / by: 波沙瓦克 ((Posavac, Emil J.)); 凱瑞 ((Carey, Raymond G.)); Posavac, Emil J.; Carey, Raymond G. (Language materials, printed)