Arnold, C., & Wynne, P. (2007). Super swimmers: Whales, dolphins, and other mammals of the sea. Charlesbridge.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रArnold, Caroline, और Patricia Wynne. Super Swimmers: Whales, Dolphins, and Other Mammals of the Sea. Watertown, MA: Charlesbridge, 2007.
एमएलए (8वां संस्करण) प्रशस्ति पत्रArnold, Caroline, और Patricia Wynne. Super Swimmers: Whales, Dolphins, and Other Mammals of the Sea. Charlesbridge, 2007.
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