APA (7th ed.) Citation

Guinness, D., & Ryan, W. B. F. (1980). Irish houses & castles ([reprint.].). Thames and Hudson.

Chicago Style (17th ed.) Citation

Guinness, Desmond, and William B. F. Ryan. Irish Houses & Castles. [reprint.]. London: Thames and Hudson, 1980.

MLA (9th ed.) Citation

Guinness, Desmond, and William B. F. Ryan. Irish Houses & Castles. [reprint.]. Thames and Hudson, 1980.