APA (7th ed.) Citation

Mackay, C. (2008). Memoirs of extraordinary popular delusions and the madness of crowds by Charles Mackay. Project Gutenberg Literary Archive Foundation.

Chicago Style (17th ed.) Citation

Mackay, Charles. Memoirs of Extraordinary Popular Delusions and the Madness of Crowds by Charles Mackay. Salt Lake City: Project Gutenberg Literary Archive Foundation, 2008.

MLA (9th ed.) Citation

Mackay, Charles. Memoirs of Extraordinary Popular Delusions and the Madness of Crowds by Charles Mackay. Project Gutenberg Literary Archive Foundation, 2008.

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