Não informado. (1968). Behavior Research Methods and Instrumentation. Psychonomic Society.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रNão informado. Behavior Research Methods and Instrumentation. Austin, Tex: Psychonomic Society, 1968.
एमएलए (8वां संस्करण) प्रशस्ति पत्रNão informado. Behavior Research Methods and Instrumentation. Psychonomic Society, 1968.
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