APA (7th ed.) Citation

The London Geographical Institute. (1940). Daily Express war map of Belgium & Holland. Philip & son.

Chicago Style (17th ed.) Citation

The London Geographical Institute. Daily Express War Map of Belgium & Holland. London: Philip & son, 1940.

MLA (8th ed.) Citation

The London Geographical Institute. Daily Express War Map of Belgium & Holland. Philip & son, 1940.

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