APA (7th ed.) Citation

Thoreau, H. D. Walden and other writings of Henry David Thoreau.

Chicago Style (17th ed.) Citation

Thoreau, Henry David. Walden and Other Writings of Henry David Thoreau.

MLA (9th ed.) Citation

Thoreau, Henry David. Walden and Other Writings of Henry David Thoreau.

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