APA (7th ed.) Citation

Whitman, W. Index of the Project Gutenberg Works of Walt Whitman.

Chicago Style (17th ed.) Citation

Whitman, Walt. Index of the Project Gutenberg Works of Walt Whitman.

MLA (9th ed.) Citation

Whitman, Walt. Index of the Project Gutenberg Works of Walt Whitman.

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