APA (7th ed.) Citation

Great Britain. Ordnance Survey. (1878). London. [Ordnance Survey].

Chicago Style (17th ed.) Citation

Great Britain. Ordnance Survey. London. [Southampton]: [Ordnance Survey], 1878.

MLA (9th ed.) Citation

Great Britain. Ordnance Survey. London. [Ordnance Survey], 1878.

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