APA (7th ed.) Citation

Smith, J. S. (1990). North east castles: Castles in the landscape of north east Scotland. Aberdeen University Press.

Chicago Style (17th ed.) Citation

Smith, John S. North East Castles: Castles in the Landscape of North East Scotland. Aberdeen: Aberdeen University Press, 1990.

MLA (9th ed.) Citation

Smith, John S. North East Castles: Castles in the Landscape of North East Scotland. Aberdeen University Press, 1990.