Cita APA (7a ed.)

Whitehead, A. N. (1961). An introduction to mathematics. Oxford University Press.

Cita Chicago Style (17a ed.)

Whitehead, Alfred North. An Introduction to Mathematics. London [etc.]: Oxford University Press, 1961.

Cita MLA (9a ed.)

Whitehead, Alfred North. An Introduction to Mathematics. Oxford University Press, 1961.