Panteleakos, N. (2020). Planet earth is blue (First Yearling edition.). Yearling.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रPanteleakos, Nicole. Planet Earth Is Blue. First Yearling edition. New York: Yearling, 2020.
एमएलए (8वां संस्करण) प्रशस्ति पत्रPanteleakos, Nicole. Planet Earth Is Blue. First Yearling edition. Yearling, 2020.
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