APA (7th ed.) Citation

Williams, T. J. T. (2017). Viking Britain: An exploration. William Collins.

Chicago Style (17th ed.) Citation

Williams, Thomas J. T. Viking Britain: An Exploration. London: William Collins, 2017.

MLA (9th ed.) Citation

Williams, Thomas J. T. Viking Britain: An Exploration. William Collins, 2017.

Warning: These citations may not always be 100% accurate.