APA (7th ed.) Citation

Farber, E. (2010). History of Phosphorus. Project Gutenberg.

Chicago Style (17th ed.) Citation

Farber, Eduard. History of Phosphorus. Project Gutenberg, 2010.

MLA (9th ed.) Citation

Farber, Eduard. History of Phosphorus. Project Gutenberg, 2010.

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