National Education Association of the United States. Interaction in Learning: Implications for Television: A Report of a Seminar Held at NEA Headquarters, January 31-February 3, 1959. Washington, DC: National Education Association of the United States. Division of Audio-Visual Instructional Service, 1959.

National Education Association of the United States. Interaction in Learning: Implications for Television: A Report of a Seminar Held at NEA Headquarters, January 31-February 3, 1959. Washington, DC: National Education Association of the United States. Division of Audio-Visual Instructional Service, 1959.