Madaus, G. F., Scriven, M., & Stufflebeam, D. L. (1991). Evaluation models: Viewpoints on educational and human services evaluation. Kluwer-Nijhoff.
Citazione stile Chigago Style (17a edizione)Madaus, George F., Michael Scriven, e Daniel L. Stufflebeam. Evaluation Models: Viewpoints on Educational and Human Services Evaluation. Boston: Kluwer-Nijhoff, 1991.
Citatione MLA (9a ed.)Madaus, George F., et al. Evaluation Models: Viewpoints on Educational and Human Services Evaluation. Kluwer-Nijhoff, 1991.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.