APA (7th ed.) Citation

Pears, D. F. (1957). The nature of metaphysics. Macmillan.

Chicago Style (17th ed.) Citation

Pears, D. F. The Nature of Metaphysics. London: Macmillan, 1957.

MLA (9th ed.) Citation

Pears, D. F. The Nature of Metaphysics. Macmillan, 1957.