APA (7th ed.) Citation

Nicoll, M. (2008). The Blue Germ. Project Gutenberg.

Chicago Style (17th ed.) Citation

Nicoll, Maurice. The Blue Germ. Project Gutenberg, 2008.

MLA (9th ed.) Citation

Nicoll, Maurice. The Blue Germ. Project Gutenberg, 2008.

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