APA (7th ed.) Citation

Thoreau, H. D. (1964). Walden. Distributed by Heron Books.

Chicago Style (17th ed.) Citation

Thoreau, Henry David. Walden. [London]: Distributed by Heron Books, 1964.

MLA (9th ed.) Citation

Thoreau, Henry David. Walden. Distributed by Heron Books, 1964.

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