Nippold, M. A. (1988). Later language development: Ages 9 through 19. Little, Brown.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रNippold, Marilyn A. Later Language Development: Ages 9 Through 19. Boston: Little, Brown, 1988.
एमएलए (9वां संस्करण) प्रशस्ति पत्रNippold, Marilyn A. Later Language Development: Ages 9 Through 19. Little, Brown, 1988.
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