APA (7th ed.) Citation

Eddington, A. S. (1928). The nature of the physical world. Cambridge Univeristy Press.

Chicago Style (17th ed.) Citation

Eddington, Arthur Stanley. The Nature of the Physical World. Cambridge: Cambridge Univeristy Press, 1928.

MLA (8th ed.) Citation

Eddington, Arthur Stanley. The Nature of the Physical World. Cambridge Univeristy Press, 1928.