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Brown, James I.. (1964). Programed Vocabulary . New York: Meredith Publishing Company.

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Brown, James I.. Programed Vocabulary. New York: Meredith Publishing Company, 1964. Text.

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Brown, James I.. Programed Vocabulary. New York: Meredith Publishing Company, 1964. Text.

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Brown, James I.. Programed Vocabulary. New York: Meredith Publishing Company, 1964. Print.