APA (7th ed.) Citation

Keegan, W., Marsh, D., & Roberts, R. (2017). Six days in September: Black Wednesday, Brexit and the making of Europe (First edition.). OMFIF Press.

Chicago Style (17th ed.) Citation

Keegan, William, David Marsh, and Richard Roberts. Six Days in September: Black Wednesday, Brexit and the Making of Europe. First edition. London: OMFIF Press, 2017.

MLA (9th ed.) Citation

Keegan, William, et al. Six Days in September: Black Wednesday, Brexit and the Making of Europe. First edition. OMFIF Press, 2017.