Brown, J. I. (1964). Programmed vocabulary. Appleton-Century-Crofts.
Cita Chicago Style (17a ed.)Brown, James Isaac. Programmed Vocabulary. New York: Appleton-Century-Crofts, 1964.
Cita MLA (9a ed.)Brown, James Isaac. Programmed Vocabulary. Appleton-Century-Crofts, 1964.
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