Sylvia, R. D., & Gunn, E. M. (1985). Program planning and evaluation for the public manager. Monterey, Calif: Brooks/Cole.
Παραπομπή Chicago StyleSylvia, Ronald D., και Elizabeth M. Gunn. Program Planning and Evaluation for the Public Manager. Monterey, Calif: Brooks/Cole, 1985.
Παραπομπή MLASylvia, Ronald D., και Elizabeth M. Gunn. Program Planning and Evaluation for the Public Manager. Monterey, Calif: Brooks/Cole, 1985.
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