- Enemies in the Empire: Civilian Internment in the British Empire during the First World War
- Life and Death in a German Town: Osnabruck from the Weimar Republic to World War II and Beyond (International Library of Twentieth Century History)
- Prisoners of Britain: German civilian and combatant internees during the First World War
- Immigration, Ethnicity, and Racism in Britain, 1815-1945 (New Frontiers in History)
- German Immigrants in Britain during the 19th Century, 1815-1914