APA (7th ed.) Citation

Smith, E., & Cook, O. (1989). English cathedrals. Herbert Press.

Chicago Style (17th ed.) Citation

Smith, Edwin, and Olive Cook. English Cathedrals. London: Herbert Press, 1989.

MLA (9th ed.) Citation

Smith, Edwin, and Olive Cook. English Cathedrals. Herbert Press, 1989.