APA (7th ed.) Citation

Hrdy, S. B. (1988). Comments on George Williams's Essay on Morality and Nature. Zygon, 23(4), 409-411. doi:10.1111/j.1467-9744.1988.tb00853.x

Chicago Style (17th ed.) Citation

Hrdy, Sarah Bluffer. "Comments on George Williams's Essay on Morality and Nature." Zygon 23, no. 4 (1988): 409-411, https://doi.org/10.1111/j.1467-9744.1988.tb00853.x.

MLA (9th ed.) Citation

Hrdy, Sarah Bluffer. "Comments on George Williams's Essay on Morality and Nature." Zygon, vol. 23, no. 4, 1988, pp. 409-411, https://doi.org/10.1111/j.1467-9744.1988.tb00853.x.