APA (7th ed.) Citation

Werner, E., Gerpen, E. V., & Hart, E. F. (2011). The Sign of Flame. Project Gutenberg.

Chicago Style (17th ed.) Citation

Werner, E., E. Van Gerpen, and Eva Freeman Hart. The Sign of Flame. Project Gutenberg, 2011.

MLA (9th ed.) Citation

Werner, E., et al. The Sign of Flame. Project Gutenberg, 2011.

Warning: These citations may not always be 100% accurate.