Cita APA

Gibbs, J. W. (1931). The collected works. New York: Longmans-Green and Co.

Citación estilo Chicago

Gibbs, J. Willard. The Collected Works. New York: Longmans-Green and Co, 1931.

Cita MLA

Gibbs, J. Willard. The Collected Works. New York: Longmans-Green and Co, 1931.