APA (7th ed.) Citation

Barbour, I. G. (2004). Future directions for the Zygon Center. Zygon, 39(2), 389-391.

Chicago Style (17th ed.) Citation

Barbour, Ian G. "Future Directions for the Zygon Center." Zygon 39, no. 2 (2004): 389-391.

MLA (8th ed.) Citation

Barbour, Ian G. "Future Directions for the Zygon Center." Zygon, vol. 39, no. 2, 2004, pp. 389-391.