Cita APA (7a ed.)

Case, S., Hall, D., & Allen, B. (1972). Saxons and Vikings. Evans.

Cita Chicago Style (17a ed.)

Case, S.L, D.J Hall, y Brian Allen. Saxons and Vikings. London: Evans, 1972.

Cita MLA (9a ed.)

Case, S.L, et al. Saxons and Vikings. Evans, 1972.