Flynn, I. (2020). Sonic the Hedgehog (Reinforced library bound edition.). Spotlight.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रFlynn, Ian. Sonic the Hedgehog. Reinforced library bound edition. Minneapolis, Minnesota: Spotlight, 2020.
एमएलए (8वां संस्करण) प्रशस्ति पत्रFlynn, Ian. Sonic the Hedgehog. Reinforced library bound edition. Spotlight, 2020.
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