Cita APA (7a ed.)

Pirenne, J., & Edwards, L. F. (1963). The tides of history. E.P. Dutton.

Cita Chicago Style (17a ed.)

Pirenne, Jacques, y Lovett Fielding Edwards. The Tides of History. New York: E.P. Dutton, 1963.

Cita MLA (9a ed.)

Pirenne, Jacques, y Lovett Fielding Edwards. The Tides of History. E.P. Dutton, 1963.