APA (7th ed.) Citation

De la Roche, M., & Morley, C. (2008). Explorers of the Dawn. Project Gutenberg.

Chicago Style (17th ed.) Citation

De la Roche, Mazo, and Christopher Morley. Explorers of the Dawn. Project Gutenberg, 2008.

MLA (9th ed.) Citation

De la Roche, Mazo, and Christopher Morley. Explorers of the Dawn. Project Gutenberg, 2008.

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