Citazione Stile APA (7a Edizione)

Russell & Bertrand. (1992). The Principles of Mathematics (2nd ed.). Routledge.

Citazione stile Chigago Style (17a edizione)

Russell e Bertrand. The Principles of Mathematics. 2nd ed. London: Routledge, 1992.

Citatione MLA (9a ed.)

Russell e Bertrand. The Principles of Mathematics. 2nd ed. Routledge, 1992.