Wyld's A map of England, Wales, & Scotland describing all the direct and principal cross roads of Great Britain, with the distances measured between the market towns and from London: Likewise the Great Rivers and Navigable Canals and Railroads.
MLA
Wyld's A Map of England, Wales, & Scotland Describing All the Direct and Principal Cross Roads of Great Britain, with the Distances Measured between the Market Towns and from London: Likewise the Great Rivers and Navigable Canals and Railroads. James Wyld, 0AD. https://collections.library.yale.edu/catalog/15259729.
APA, 6th edition
Wyld's A map of England, Wales, & Scotland describing all the direct and principal cross roads of Great Britain, with the distances measured between the market towns and from London: Likewise the Great Rivers and Navigable Canals and Railroads. (0 C.E.). [Maps]. James Wyld, https://collections.library.yale.edu/catalog/15259729.