Cita APA (7a ed.)

Marion, N. E., & Oliver, W. M. (2014). Killing Congress: Assassinations, attempted assassinations and other violence against members of Congress. Lexington Books.

Cita Chicago Style (17a ed.)

Marion, Nancy E., y Willard M. Oliver. Killing Congress: Assassinations, Attempted Assassinations and Other Violence Against Members of Congress. Lanham [u.a.]: Lexington Books, 2014.

Cita MLA (8a ed.)

Marion, Nancy E., y Willard M. Oliver. Killing Congress: Assassinations, Attempted Assassinations and Other Violence Against Members of Congress. Lexington Books, 2014.