APA (7 वां संस्करण) प्रशस्ति पत्र
Minnesota Symposium on Child Psychology University of Minnesota, University of Minnesota. Institute of Child Development, ebrary, Inc, & Hill, J. P. (1967). Minnesota symposia on child psychology. University of Minnesota Press.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र
Minnesota Symposium on Child Psychology University of Minnesota, University of Minnesota. Institute of Child Development, Inc ebrary, और John P. Hill. Minnesota Symposia on Child Psychology. Minneapolis: University of Minnesota Press, 1967.
एमएलए (9वां संस्करण) प्रशस्ति पत्र
Minnesota Symposium on Child Psychology University of Minnesota, et al. Minnesota Symposia on Child Psychology. University of Minnesota Press, 1967.
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