Cita APA (7a ed.)

Friend, M. (2014). Introducing philosophy of mathematics. Routledge.

Cita Chicago Style (17a ed.)

Friend, Michèle. Introducing Philosophy of Mathematics. London: Routledge, 2014.

Cita MLA (8a ed.)

Friend, Michèle. Introducing Philosophy of Mathematics. Routledge, 2014.