APA (7th ed.) Citation

Locker, A. M., Roberts, C. M., & Barrett, J. H. (2004). The origins of intensive marine fishing in medieval Europe: The English evidence. Proceedings of the Royal Society of London. Series B: Biological Sciences, 271(1556), 2417.

Chicago Style (17th ed.) Citation

Locker, A M., C M. Roberts, and J H. Barrett. "The Origins of Intensive Marine Fishing in Medieval Europe: The English Evidence." Proceedings of the Royal Society of London. Series B: Biological Sciences 271, no. 1556 (2004): 2417.

MLA (9th ed.) Citation

Locker, A M., et al. "The Origins of Intensive Marine Fishing in Medieval Europe: The English Evidence." Proceedings of the Royal Society of London. Series B: Biological Sciences, vol. 271, no. 1556, 2004, p. 2417.