Zeitz, J. (2014). Lincoln's boys: John hay, john nicolay, and the war for lincoln's image.
Cita Chicago Style (17a ed.)Zeitz, Joshua. Lincoln's Boys: John Hay, John Nicolay, and the War for Lincoln's Image. 2014.
Cita MLA (8a ed.)Zeitz, Joshua. Lincoln's Boys: John Hay, John Nicolay, and the War for Lincoln's Image. 2014.
Precaución: Estas citas no son 100% exactas.