Nebraska Symposium on Motivation, Hansen, D. J., & Widom, C. S. (2000). Motivation and child maltreatment. University of Nebraska Press.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रNebraska Symposium on Motivation, David J. Hansen, और Cathy Spatz Widom. Motivation and Child Maltreatment. Lincoln: University of Nebraska Press, 2000.
एमएलए (9वां संस्करण) प्रशस्ति पत्रNebraska Symposium on Motivation, et al. Motivation and Child Maltreatment. University of Nebraska Press, 2000.
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