APA Citation

Brigham, D. R. (2023). Two hundred years: The Historical Society of Pennsylvania, 1824-2024. Philadelphia: Historical Society of Pennsylvania.

Chicago Style Citation

Brigham, David R.. Two Hundred Years: The Historical Society of Pennsylvania, 1824-2024. Philadelphia: Historical Society of Pennsylvania, 2023.

MLA Citation

Brigham, David R.. Two Hundred Years: The Historical Society of Pennsylvania, 1824-2024. Philadelphia: Historical Society of Pennsylvania, 2023.

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