MLA

Sanborn Map Company, issuing body. East Hampton, Middlesex County, Connecticut. 1914. https://collections.library.yale.edu/catalog/11108121.

APA, 6th edition

Sanborn Map Company, issuing body. (1914). East Hampton, Middlesex County, Connecticut. [Atlases, Cadastral maps, Connecticut, East Hampton (Town), Fire insurance maps, local]. https://collections.library.yale.edu/catalog/11108121.