APA (7th ed.) Citation

Seiple, S. (2015). Lincoln's spymaster: Allan Pinkerton, America's first private eye (First edition.). Scholastic Press.

Chicago Style (17th ed.) Citation

Seiple, Samantha. Lincoln's Spymaster: Allan Pinkerton, America's First Private Eye. First edition. New York: Scholastic Press, 2015.

MLA (8th ed.) Citation

Seiple, Samantha. Lincoln's Spymaster: Allan Pinkerton, America's First Private Eye. First edition. Scholastic Press, 2015.

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