Cita APA (7a ed.)

Waller, D. C. (2019). Lincoln's spies: Their secret war to save a nation. Simon & Schuster.

Cita Chicago Style (17a ed.)

Waller, Douglas C. Lincoln's Spies: Their Secret War to Save a Nation. New York: Simon & Schuster, 2019.

Cita MLA (8a ed.)

Waller, Douglas C. Lincoln's Spies: Their Secret War to Save a Nation. Simon & Schuster, 2019.

Precaución: Estas citas no son 100% exactas.