MLA

Sanborn-Perris Map Co., issuing body. Insurance Maps of Southington, Hartford Co., Connecticut. 1895. https://collections.library.yale.edu/catalog/11624101.

APA, 6th edition

Sanborn-Perris Map Co., issuing body. (1895). Insurance maps of Southington, Hartford Co., Connecticut. [Atlases--Connecticut--Southington--1895, Cadastral maps--Connecticut--Southington--1895, Fire insurance maps--Connecticut--Southington--1895]. https://collections.library.yale.edu/catalog/11624101.