APA (7th ed.) Citation

Porteous, J. (1969). Coins in history. Putnam.

Chicago Style (17th ed.) Citation

Porteous, John. Coins in History. New York: Putnam, 1969.

MLA (9th ed.) Citation

Porteous, John. Coins in History. Putnam, 1969.

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