APA (7th ed.) Citation

Armstrong, D. M. (1984). What is a law of nature? Cambridge University Press. https://doi.org/10.1017/CBO9781139171700

Chicago Style (17th ed.) Citation

Armstrong, D. M. What Is a Law of Nature? Cambridge: Cambridge University Press, 1984. https://doi.org/10.1017/CBO9781139171700.

MLA (9th ed.) Citation

Armstrong, D. M. What Is a Law of Nature? Cambridge University Press, 1984. https://doi.org/10.1017/CBO9781139171700.