APA (7th ed.) Citation

Whittaker-Johns, B. (2003). Enough is enough. Zygon, 38(4), 839-853.

Chicago Style (17th ed.) Citation

Whittaker-Johns, Barbara. "Enough Is Enough." Zygon 38, no. 4 (2003): 839-853.

MLA (8th ed.) Citation

Whittaker-Johns, Barbara. "Enough Is Enough." Zygon, vol. 38, no. 4, 2003, pp. 839-853.