APA (7th ed.) Citation

Beckett, I. F. W., Bowman, T. P., & Connelly, M. (2017). The British Army and the First World War. Cambridge University Press. https://doi.org/10.1017/9780511794377

Chicago Style (17th ed.) Citation

Beckett, Ian F. W., Timothy Paul Bowman, and Mark Connelly. The British Army and the First World War. Cambridge: Cambridge University Press, 2017. https://doi.org/10.1017/9780511794377.

MLA (9th ed.) Citation

Beckett, Ian F. W., et al. The British Army and the First World War. Cambridge University Press, 2017. https://doi.org/10.1017/9780511794377.