Sierra, J., & Gammell, S. (2007). The secret science project that almost ate school. Simon & Schuster Books for Young Readers.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रSierra, Judy, और Stephen Gammell. The Secret Science Project That Almost Ate School. New York: Simon & Schuster Books for Young Readers, 2007.
एमएलए (8वां संस्करण) प्रशस्ति पत्रSierra, Judy, और Stephen Gammell. The Secret Science Project That Almost Ate School. Simon & Schuster Books for Young Readers, 2007.
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