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AIzaSyB4mHJ5NPEv-XzF7P6NDYXjlkCWaeKw5bc
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28 май 1940 г. - Skinner comienza programas de reforzamiento.
Добавлено на ленту времени:
Historia de la psicología. siglo xx
By
dianap20m@live.com
26 ноя 2018
0
0
569
Дата:
28 май 1940 г.
Сейчас
~ 85 г назад
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