APA (7th ed.) Citation

Drees, W. B. (2014). Zygon 49: A child of the sixties. Zygon, 49(3), 537-539.

Chicago Style (17th ed.) Citation

Drees, Willem B. "Zygon 49: A Child of the Sixties." Zygon 49, no. 3 (2014): 537-539.

MLA (8th ed.) Citation

Drees, Willem B. "Zygon 49: A Child of the Sixties." Zygon, vol. 49, no. 3, 2014, pp. 537-539.