APA (7th ed.) Citation

Imperial War Museum, Darracott, J., & Loftus, B. (1972). Second World War posters / Imperial War Museum ; (by) Joseph Darracott and Belinda Loftus. Imperial War Museum.

Chicago Style (17th ed.) Citation

Imperial War Museum, Joseph Darracott, and Belinda Loftus. Second World War Posters / Imperial War Museum ; (by) Joseph Darracott and Belinda Loftus. (London): Imperial War Museum, 1972.

MLA (9th ed.) Citation

Imperial War Museum, et al. Second World War Posters / Imperial War Museum ; (by) Joseph Darracott and Belinda Loftus. Imperial War Museum, 1972.

Warning: These citations may not always be 100% accurate.