APA (7th ed.) Citation

Frishman, B. (2024). Edward Duffield: Philadelphia clockmaker, citizen, gentleman, 1730-1803. American Philosophical Society Press.

Chicago Style (17th ed.) Citation

Frishman, Bob. Edward Duffield: Philadelphia Clockmaker, Citizen, Gentleman, 1730-1803. Philadelphia: American Philosophical Society Press, 2024.

MLA (9th ed.) Citation

Frishman, Bob. Edward Duffield: Philadelphia Clockmaker, Citizen, Gentleman, 1730-1803. American Philosophical Society Press, 2024.

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