Cita APA (7a ed.)

Price, M. R., Sherriffs, R. S., & Deighton, H. S. (1951). A portrait of Britain in the Middle Ages 1066 - 1485. Clarendon Press.

Cita Chicago Style (17a ed.)

Price, Mary R., R. S. Sherriffs, y H. S. Deighton. A Portrait of Britain in the Middle Ages 1066 - 1485. Oxford: Clarendon Press, 1951.

Cita MLA (9a ed.)

Price, Mary R., et al. A Portrait of Britain in the Middle Ages 1066 - 1485. Clarendon Press, 1951.