MLA

Sanborn-Perris Map Co., issuing body. Plainville, Hartford Co., Conn. 1895. https://collections.library.yale.edu/catalog/11585758.

APA, 6th edition

Sanborn-Perris Map Co., issuing body. (1895). Plainville, Hartford Co., Conn. [Atlases--Connecticut--Plainville--1895, Cadastral maps--Connecticut--Plainville--1895, Fire insurance maps--Connecticut--Plainville--1895]. https://collections.library.yale.edu/catalog/11585758.