APA (7th ed.) Citation

Wilson, G. (1995). Stephen Girard: America's first tycoon. Combined Books.

Chicago Style (17th ed.) Citation

Wilson, George. Stephen Girard: America's First Tycoon. Conshohocken, Pa.: Combined Books, 1995.

MLA (9th ed.) Citation

Wilson, George. Stephen Girard: America's First Tycoon. Combined Books, 1995.