APA (7th ed.) Citation

Whitehead, A. N. (1948). An introduction to mathematics ([1st published, reprinted].). Oxford University Press.

Chicago Style (17th ed.) Citation

Whitehead, Alfred North. An Introduction to Mathematics. [1st published, reprinted]. London [etc.]: Oxford University Press, 1948.

MLA (9th ed.) Citation

Whitehead, Alfred North. An Introduction to Mathematics. [1st published, reprinted]. Oxford University Press, 1948.