APA (7th ed.) Citation

Gilpin, H. D. Pamphlets belonging to the Gilpin Library of the Historical Society of Pennsylvania.

Chicago Style (17th ed.) Citation

Gilpin, Henry D. Pamphlets Belonging to the Gilpin Library of the Historical Society of Pennsylvania. Philadelphia.

MLA (9th ed.) Citation

Gilpin, Henry D. Pamphlets Belonging to the Gilpin Library of the Historical Society of Pennsylvania.

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