Cita APA (7th ed.)

Russell, B. (1996). An essay on the foundations of geometry. Routledge.

Cita Chicago (17th ed.)

Russell, Bertrand. An Essay on the Foundations of Geometry. London: Routledge, 1996.

Cita MLA (9th ed.)

Russell, Bertrand. An Essay on the Foundations of Geometry. Routledge, 1996.