Cita APA (7th ed.)
Emerson, R. W. (2001). Nature: Addresses, and lectures. Virginia Tech.
Cita Chicago (17th ed.)
Emerson, Ralph Waldo. Nature: Addresses, and Lectures. [Blacksburg, VA]: Virginia Tech, 2001.
Cita MLA (9th ed.)
Emerson, Ralph Waldo. Nature: Addresses, and Lectures. Virginia Tech, 2001.
Atenció: Aquestes cites poden no estar 100% correctes.