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1 янв 1970 г. - Systems approach begins to gain ground; new models were developed to systematically design instruction (Dick, Carey, & Carey) Journal of Instructional Development is first published

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Chelsy Hooper-Visual Timeline of the Field

ByChelsy Hooper
8 июн 2018

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1 янв 1970 г.
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~ 54 г назад
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