APA (7th ed.) Citation

Walton, W. (2010). Paris From the Earliest Period to the Present Day; Volume 2. Project Gutenberg.

Chicago Style (17th ed.) Citation

Walton, William. Paris From the Earliest Period to the Present Day; Volume 2. Project Gutenberg, 2010.

MLA (9th ed.) Citation

Walton, William. Paris From the Earliest Period to the Present Day; Volume 2. Project Gutenberg, 2010.

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