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1LivrePublié 1977“…Association for Programmed Learning and Educational Technology…”
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2LivrePublié 1975“…Association for Programmed Learning and Educational Technology…”
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3LivrePublié 1976“…Association for Programmed Learning and Educational Technology…”
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4RevuePublié 1967“…Association for Programmed Learning and Educational Technology…”
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5Revue“…Association for Programmed Learning and Educational Technology…”
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6LivrePublié 1970“…Association for Programmed Learning and Educational Technology…”
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7Actes de congrèsPublié 1969“…Association for Programmed Learning and Educational Technology…”
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8LivrePublié 1973“…Association for Programmed Learning and Educational Technology…”
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9RevuePublié 1967“…Association for Programmed Learning and Educational Technology…”