Nicholson, G. W. L. 1. (2015). Canadian Expeditionary Force, 1914-1919 : official history of the Canadian Army in the First World War / G.W.L. Nicholson: Official history of the Canadian Army in the First World War / G.W.L. Nicholson. Montreal ; Kingston: McGill-Queen's University Press.

Nicholson, G. W. L. 1902-1980. Canadian Expeditionary Force, 1914-1919 : Official History of the Canadian Army in the First World War / G.W.L. Nicholson: Official History of the Canadian Army in the First World War / G.W.L. Nicholson. Montreal ; Kingston: McGill-Queen's University Press, 2015.

Nicholson, G. W. L. 1902-1980. Canadian Expeditionary Force, 1914-1919 : Official History of the Canadian Army in the First World War / G.W.L. Nicholson: Official History of the Canadian Army in the First World War / G.W.L. Nicholson. Montreal ; Kingston: McGill-Queen's University Press, 2015.