Cita APA (7a ed.)

Hatton, C. (1973). Showdown in Tombstone. Hale.

Cita Chicago Style (17a ed.)

Hatton, Cliff. Showdown in Tombstone. London: Hale, 1973.

Cita MLA (8a ed.)

Hatton, Cliff. Showdown in Tombstone. Hale, 1973.