Cita APA (7th ed.)

McNeill, T. E. (1992). English Heritage book of castles. English Heritage.

Cita Chicago (17th ed.)

McNeill, Tom E. English Heritage Book of Castles. London: English Heritage, 1992.

Cita MLA (9th ed.)

McNeill, Tom E. English Heritage Book of Castles. English Heritage, 1992.