APA (7th ed.) Citation

Edge, F. M. (2010). The Exploits and Triumphs, in Europe, of Paul Morphy, the Chess Champion. Project Gutenberg.

Chicago Style (17th ed.) Citation

Edge, Frederick Milnes. The Exploits and Triumphs, in Europe, of Paul Morphy, the Chess Champion. Project Gutenberg, 2010.

MLA (9th ed.) Citation

Edge, Frederick Milnes. The Exploits and Triumphs, in Europe, of Paul Morphy, the Chess Champion. Project Gutenberg, 2010.

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