Cita APA (7th ed.)

Russell, B. (1920). Introduction to mathematical philosophy (2nd ed.). Allen & Unwin.

Cita Chicago (17th ed.)

Russell, Bertrand. Introduction to Mathematical Philosophy. 2nd ed. London: Allen & Unwin, 1920.

Cita MLA (8th ed.)

Russell, Bertrand. Introduction to Mathematical Philosophy. 2nd ed. Allen & Unwin, 1920.