Porter, L. R. (2005). Unsung heroes of the Lord of the rings: From the page to the screen. Praeger Publishers.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रPorter, Lynnette R. Unsung Heroes of the Lord of the Rings: From the Page to the Screen. Westport, Conn: Praeger Publishers, 2005.
एमएलए (9वां संस्करण) प्रशस्ति पत्रPorter, Lynnette R. Unsung Heroes of the Lord of the Rings: From the Page to the Screen. Praeger Publishers, 2005.
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