Cita APA (7a ed.)

Ritchie, A., & Chaplin, B. (1977). The Kingdom of the Picts. Chambers.

Cita Chicago Style (17a ed.)

Ritchie, Anna, y Brian Chaplin. The Kingdom of the Picts. Edinburgh: Chambers, 1977.

Cita MLA (9a ed.)

Ritchie, Anna, y Brian Chaplin. The Kingdom of the Picts. Chambers, 1977.