APA (7th ed.) Citation

McMullin, E. (2013). Cosmic purpose and the contingency of human evolution. Zygon, 48(2), 338-363.

Chicago Style (17th ed.) Citation

McMullin, Ernan. "Cosmic Purpose and the Contingency of Human Evolution." Zygon 48, no. 2 (2013): 338-363.

MLA (8th ed.) Citation

McMullin, Ernan. "Cosmic Purpose and the Contingency of Human Evolution." Zygon, vol. 48, no. 2, 2013, pp. 338-363.