8 ч 59 мин, 20 авг 1966 г. - Four of every five school students in American Samoa were spending between one-quarter and one-third of their class time watching televised lessons, which were then supplemented by follow-up exercises and question periods led by teachers. Selwyn, Neil. Education and Technology: Key Issues and Debates (p. 57). Bloomsbury Publishing. Kindle Edition.
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