APA (7th ed.) Citation

Imperial War Museum (Great Britain) & Harvey, A. (2000). In time of war. Macmillan Children's.

Chicago Style (17th ed.) Citation

Imperial War Museum (Great Britain) and Anne Harvey. In Time of War. London: Macmillan Children's, 2000.

MLA (9th ed.) Citation

Imperial War Museum (Great Britain) and Anne Harvey. In Time of War. Macmillan Children's, 2000.