APA (7th ed.) Citation

D'Alton, J. (1844). The History of Drogheda, with its environs. Published by the author.

Chicago Style (17th ed.) Citation

D'Alton, John. The History of Drogheda, with Its Environs. Dublin: Published by the author, 1844.

MLA (9th ed.) Citation

D'Alton, John. The History of Drogheda, with Its Environs. Published by the author, 1844.

Warning: These citations may not always be 100% accurate.