APA (7th ed.) Citation

(1850). Thom's Irish almanac and official directory: With the Post Office Dublin City and County directory (7th annual publication.). A. Thom.

Chicago Style (17th ed.) Citation

Thom's Irish Almanac and Official Directory: With the Post Office Dublin City and County Directory. 7th annual publication. Dublin: A. Thom, 1850.

MLA (9th ed.) Citation

Thom's Irish Almanac and Official Directory: With the Post Office Dublin City and County Directory. 7th annual publication. A. Thom, 1850.

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