.Couch, J. V. (1987). Fundamentals of statistics for the behavioral sciences (2nd ed.). .West Pub. Co.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र.Couch, James V. Fundamentals of Statistics for the Behavioral Sciences. 2nd ed. St. Paul: .West Pub. Co, 1987.
एमएलए (9वां संस्करण) प्रशस्ति पत्र.Couch, James V. Fundamentals of Statistics for the Behavioral Sciences. 2nd ed. .West Pub. Co, 1987.
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