Cita APA (7th ed.)

Sagan, F. (1961). Wonderful clouds: A novel. Murray.

Cita Chicago (17th ed.)

Sagan, Francoise. Wonderful Clouds: A Novel. London: Murray, 1961.

Cita MLA (8th ed.)

Sagan, Francoise. Wonderful Clouds: A Novel. Murray, 1961.

Atenció: Aquestes cites poden no estar 100% correctes.