Educational Testing Service & Education Development Center. (1970). Analysis of an approach to open education: Interim report of a study conducted by Educational Testing Service in cooperation with participants in the Follow Through program of Education Development Center. Educational Testing Service.
Citazione stile Chigago Style (17a edizione)Educational Testing Service e Education Development Center. Analysis of an Approach to Open Education: Interim Report of a Study Conducted by Educational Testing Service in Cooperation with Participants in the Follow Through Program of Education Development Center. Princeton, N. J: Educational Testing Service, 1970.
Citatione MLA (9a ed.)Educational Testing Service e Education Development Center. Analysis of an Approach to Open Education: Interim Report of a Study Conducted by Educational Testing Service in Cooperation with Participants in the Follow Through Program of Education Development Center. Educational Testing Service, 1970.