MLA

Wyld, James, 1812-1887. Map of the United Kingdom of Great Britain and Ireland / by James Wyld, geographer to Her Majesty.. BRBL_00040. [187-?]. https://collections.library.yale.edu/catalog/15952149.

APA, 6th edition

Wyld, James, 1812-1887. (["BRBL_00040"])([187-?])[Map of the United Kingdom of Great Britain and Ireland / by James Wyld, geographer to Her Majesty.]. https://collections.library.yale.edu/catalog/15952149.