Cita APA

Armstrong, D. M. (1983). Whats is a law of nature. Cambridge University Press.

Citación estilo Chicago

Armstrong, D. M. Whats Is a Law of Nature. Cambridge: Cambridge University Press, 1983.

Cita MLA

Armstrong, D. M. Whats Is a Law of Nature. Cambridge University Press, 1983.

Warning: These citations may not always be 100% accurate.