Cita APA (7th ed.)

Smith, R. K., & Hall, R. C. (2011). Five down, no glory: Frank G. Tinker, mercenary ace in the Spanish Civil War. Naval Institute Press.

Cita Chicago (17th ed.)

Smith, Richard K., i R. Cargill Hall. Five Down, No Glory: Frank G. Tinker, Mercenary Ace in the Spanish Civil War. Annapolis, Md.: Naval Institute Press, 2011.

Cita MLA (9th ed.)

Smith, Richard K., i R. Cargill Hall. Five Down, No Glory: Frank G. Tinker, Mercenary Ace in the Spanish Civil War. Naval Institute Press, 2011.