APA Citation

(1991). Guide to the manuscript collections of the Historical Society of Pennsylvania. Philadelphia, Pa.: Historical Society of Pennsylvania.

Chicago Style Citation

Guide to the Manuscript Collections of the Historical Society of Pennsylvania. Philadelphia, Pa.: Historical Society of Pennsylvania, 1991.

MLA Citation

Guide to the Manuscript Collections of the Historical Society of Pennsylvania. Philadelphia, Pa.: Historical Society of Pennsylvania, 1991.

Warning: These citations may not always be 100% accurate.