APA (7th ed.) Citation

Hadley, D. M., & Richards, J. D. (2021). The Viking Great Army and the making of England. Thames & Hudson.

Chicago Style (17th ed.) Citation

Hadley, D. M., and J. D. Richards. The Viking Great Army and the Making of England. London ; New York: Thames & Hudson, 2021.

MLA (9th ed.) Citation

Hadley, D. M., and J. D. Richards. The Viking Great Army and the Making of England. Thames & Hudson, 2021.

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