Não informado. (1968). Annual Progress in Child Psychiatry and Child Development. Brunner Mazel.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रNão informado. Annual Progress in Child Psychiatry and Child Development. New York: Brunner Mazel, 1968.
एमएलए (8वां संस्करण) प्रशस्ति पत्रNão informado. Annual Progress in Child Psychiatry and Child Development. Brunner Mazel, 1968.
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