Montreal at War 1914-1918 relies on numerous online resources and encyclopedias, a few of which are listed below:

Laurier Centre for Military Strategic and Disarmament Studies – Wilfrid Laurier University
CMH – Canadian Military History Journal
Library and Archives Canada – Canada and the First World War
Library and Archives Canada – Personnel Records of the First World War
Archives of Montreal
Library of Parliament – Historical Resources
National Library and Archives of Quebec (BANQ)
McCord Museum – Montreal Social History Museum – Quebec and The Wars
International Encyclopedia of the First World War
Dictionary of Canadian Biography – A History of the Colonels of the Canadian Expeditionary Force
Birth of a Regiment – A History of the Princess Patricias Canadian Light Infantry 1914-1919