MLA

Sanborn Map Company, issuing body. Branford, New Haven County, Connecticut. 1914. https://collections.library.yale.edu/catalog/11036353.

APA, 6th edition

Sanborn Map Company, issuing body. (1914). Branford, New Haven County, Connecticut. [Annotations (Provenance), Atlases, Branford, Cadastral maps, Connecticut, CtY-BR, Fire insurance maps, local, rbprov]. https://collections.library.yale.edu/catalog/11036353.