APA (7th ed.) Citation

Lalor, B. (1999). The Irish round tower: Origins and architecture explored. Collins Press.

Chicago Style (17th ed.) Citation

Lalor, Brian. The Irish Round Tower: Origins and Architecture Explored. Wilton, Cork, Ireland: Collins Press, 1999.

MLA (9th ed.) Citation

Lalor, Brian. The Irish Round Tower: Origins and Architecture Explored. Collins Press, 1999.