APA (7th ed.) Citation

O'Hegarty, P. S. (1942). The Cork numismatist (John Lindsay, with a list of his works).

Chicago Style (17th ed.) Citation

O'Hegarty, P. S. The Cork Numismatist (John Lindsay, with a List of His Works). 1942.

MLA (9th ed.) Citation

O'Hegarty, P. S. The Cork Numismatist (John Lindsay, with a List of His Works). 1942.

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