APA (7th ed.) Citation

Parker, G. (2004). The World for Sale, Volume 3. Project Gutenberg.

Chicago Style (17th ed.) Citation

Parker, Gilbert. The World for Sale, Volume 3. Project Gutenberg, 2004.

MLA (9th ed.) Citation

Parker, Gilbert. The World for Sale, Volume 3. Project Gutenberg, 2004.

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