APA (7th ed.) Citation

Thoreau, H. D. Walden or, life in the woods and on the duty of civil disobedience. Penguin group.

Chicago Style (17th ed.) Citation

Thoreau, Henry David. Walden or, Life in the Woods and on the Duty of Civil Disobedience. New York, New York: Penguin group.

MLA (9th ed.) Citation

Thoreau, Henry David. Walden or, Life in the Woods and on the Duty of Civil Disobedience. Penguin group.