APA (7th ed.) Citation

Kenyon, J. R. (2010). The medieval castles of Wales. University of Wales Press.

Chicago Style (17th ed.) Citation

Kenyon, John R. The Medieval Castles of Wales. Cardiff: University of Wales Press, 2010.

MLA (9th ed.) Citation

Kenyon, John R. The Medieval Castles of Wales. University of Wales Press, 2010.