APA (7th ed.) Citation

Ingram, E. M., Frederick, E., & Stuart, B. (2009). The Flying Mercury. Project Gutenberg.

Chicago Style (17th ed.) Citation

Ingram, Eleanor M., Edmund Frederick, and Bertha Stuart. The Flying Mercury. Project Gutenberg, 2009.

MLA (9th ed.) Citation

Ingram, Eleanor M., et al. The Flying Mercury. Project Gutenberg, 2009.

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