APA (7th ed.) Citation

Wadden, P., Wadden, P., & Charles-Edwards, T. (2011). Theories of national identity in early medieval Ireland.

Chicago Style (17th ed.) Citation

Wadden, P., Patrick Wadden, and T. Charles-Edwards. Theories of National Identity in Early Medieval Ireland. 2011.

MLA (9th ed.) Citation

Wadden, P., et al. Theories of National Identity in Early Medieval Ireland. 2011.