Riordan, R. (2013). The red pyramid: the graphic novel: The red pyramid: the graphic novel.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रRiordan, Rick. The Red Pyramid: The Graphic Novel: The Red Pyramid: The Graphic Novel. 2013.
एमएलए (8वां संस्करण) प्रशस्ति पत्रRiordan, Rick. The Red Pyramid: The Graphic Novel: The Red Pyramid: The Graphic Novel. 2013.
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