APA (7th ed.) Citation

Duchess, 1. (2008). How to Marry Well. Project Gutenberg.

Chicago Style (17th ed.) Citation

Duchess, 1855?-1897. How to Marry Well. Project Gutenberg, 2008.

MLA (9th ed.) Citation

Duchess, 1855?-1897. How to Marry Well. Project Gutenberg, 2008.

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