Cita APA (7a ed.)

Holford, M. L., & Stringer, K. J. (2010). Border liberties and loyalties: North-east England, c.1200 - c.1400. Edinburgh University Press.

Cita Chicago Style (17a ed.)

Holford, M. L., y K. J. Stringer. Border Liberties and Loyalties: North-east England, C.1200 - C.1400. Edinburgh: Edinburgh University Press, 2010.

Cita MLA (9a ed.)

Holford, M. L., y K. J. Stringer. Border Liberties and Loyalties: North-east England, C.1200 - C.1400. Edinburgh University Press, 2010.