APA (7th ed.) Citation

De Mille, J. (2010). A Castle in Spain: A Novel. Project Gutenberg.

Chicago Style (17th ed.) Citation

De Mille, James. A Castle in Spain: A Novel. Project Gutenberg, 2010.

MLA (9th ed.) Citation

De Mille, James. A Castle in Spain: A Novel. Project Gutenberg, 2010.

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