APA (7th ed.) Citation

Roe, E. P. (2004). Nature's Serial Story. Project Gutenberg.

Chicago Style (17th ed.) Citation

Roe, Edward Payson. Nature's Serial Story. Project Gutenberg, 2004.

MLA (9th ed.) Citation

Roe, Edward Payson. Nature's Serial Story. Project Gutenberg, 2004.

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