Cita APA (7a ed.)

Brown, R. A. (2004). Allen Brown's English castles (New ed.). Boydell Press.

Cita Chicago Style (17a ed.)

Brown, R. Allen. Allen Brown's English Castles. New ed. Woodbridge, Suffolk ; Rochester, NY: Boydell Press, 2004.

Cita MLA (8a ed.)

Brown, R. Allen. Allen Brown's English Castles. New ed. Boydell Press, 2004.