APA引文

Thoreau, H. D., & Field, R. (2009). Walden ; and On the duty of civil disobedience (Unabridged.). Blackstone Audio, Inc..

Chicago Style (17th ed.) Citation

Thoreau, Henry David, and Robin Field. Walden ; and On the Duty of Civil Disobedience. Unabridged. [Ashland, Or.]: Blackstone Audio, Inc., 2009.

MLA引文

Thoreau, Henry David, and Robin Field. Walden ; and On the Duty of Civil Disobedience. Unabridged. Blackstone Audio, Inc., 2009.

警告：這些引文格式不一定是100％准確.