APA (7th ed.) Citation

Petre, F. L., Ewart, W., & Lowther, C. (1925). The Scots Guards in the Great War 1914 - 1918. Murray.

Chicago Style (17th ed.) Citation

Petre, Francis Loraine, Wilfrid Ewart, and Cecil Lowther. The Scots Guards in the Great War 1914 - 1918. London: Murray, 1925.

MLA (9th ed.) Citation

Petre, Francis Loraine, et al. The Scots Guards in the Great War 1914 - 1918. Murray, 1925.