APA (7th ed.) Citation

Russell, B. (1937). The principles of mathematics (2a. ed.). George Allen and Unwin.

Chicago Style (17th ed.) Citation

Russell, Bertrand. The Principles of Mathematics. 2a. ed. Londres: George Allen and Unwin, 1937.

MLA (9th ed.) Citation

Russell, Bertrand. The Principles of Mathematics. 2a. ed. George Allen and Unwin, 1937.