APA (7th ed.) Citation

Gerald von Wales. (1982). The history and topography of Ireland (Rev. ed.). Penguin Books.

Chicago Style (17th ed.) Citation

Gerald von Wales. The History and Topography of Ireland. Rev. ed. Haramondsworth: Penguin Books, 1982.

MLA (9th ed.) Citation

Gerald von Wales. The History and Topography of Ireland. Rev. ed. Penguin Books, 1982.