APA (7th ed.) Citation

Stewart, I. J., Herdman, M. L., Iveson, J., & Parfitt, K. (2000). Archaeological investigations at Sandwich Castle.

Chicago Style (17th ed.) Citation

Stewart, I. J., M. L. Herdman, J. Iveson, and Keith Parfitt. Archaeological Investigations at Sandwich Castle. 2000.

MLA (9th ed.) Citation

Stewart, I. J., et al. Archaeological Investigations at Sandwich Castle. 2000.