Cita APA (7a ed.)

Ralphs, D. H., & Davey, L. A. (1974). From 1714 to the present day. Wheaton.

Cita Chicago Style (17a ed.)

Ralphs, Dorothy H., y L. A. Davey. From 1714 to the Present Day. Exeter: Wheaton, 1974.

Cita MLA (9a ed.)

Ralphs, Dorothy H., y L. A. Davey. From 1714 to the Present Day. Wheaton, 1974.