Tohutoro APA (7th ed.)
Gordon, G. N. (1972). Videocassette technology in American education. Educational Technology.
Tohutoru Kātū Chicago (17th ed.)
Gordon, George N. Videocassette Technology in American Education. New Jersey: Educational Technology, 1972.
Tohutoro MLA (9th ed.)
Gordon, George N. Videocassette Technology in American Education. Educational Technology, 1972.
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