APA (7th ed.) Citation

Thoreau, H. D., & Bradbury, P. (1981). Walden (Unabridged.). Recorded Books Inc..

Chicago Style (17th ed.) Citation

Thoreau, Henry David, and Pete Bradbury. Walden. Unabridged. Prince Frederick: Recorded Books Inc., 1981.

MLA (8th ed.) Citation

Thoreau, Henry David, and Pete Bradbury. Walden. Unabridged. Recorded Books Inc., 1981.

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