APA (7th ed.) Citation

(1856). The Post Office directory and calendar for 1856. printed for the proprietors, by Alexander Thom & Sons.

Chicago Style (17th ed.) Citation

The Post Office Directory and Calendar for 1856. Dublin: printed for the proprietors, by Alexander Thom & Sons, 1856.

MLA (9th ed.) Citation

The Post Office Directory and Calendar for 1856. printed for the proprietors, by Alexander Thom & Sons, 1856.

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