Cita APA (7th ed.)
Cowell, A. (1961). The heart of the forest. Alfred A. Knopf.
Cita Chicago (17th ed.)
Cowell, Adrian. The Heart of the Forest. New York: Alfred A. Knopf, 1961.
Cita MLA (9th ed.)
Cowell, Adrian. The Heart of the Forest. Alfred A. Knopf, 1961.
Atenció: Aquestes cites poden no estar 100% correctes.