Cita APA (7a ed.)

Barthelme, F., & Barthelme, S. (1999). Double down: Reflections on gambling and loss. Houghton Mifflin.

Cita Chicago Style (17a ed.)

Barthelme, Frederick, y Steven Barthelme. Double Down: Reflections on Gambling and Loss. Boston [u.a.]: Houghton Mifflin, 1999.

Cita MLA (8a ed.)

Barthelme, Frederick, y Steven Barthelme. Double Down: Reflections on Gambling and Loss. Houghton Mifflin, 1999.