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samuel n postlethwait
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The audio-tutorial approach to learning, through independent study and integrated experiences
Samuel N. Postlethwait · Burgess Pub. Co.
184 sayfa · 1972
Audio-visual education / Botany / Programmed instruction / Study and teaching / Methodes audiovisuelles
The audio-tutorial approach to learning
Samuel N. Postlethwait · Burgess Pub. Co.
149 sayfa · 1969
Audio-visual education / Botany / Programmed instruction / Study and teaching / Education