APA (7th ed.) Citation

W., E. W., & W;, E. W. (1921). Ballyknock Ogham stones.

Chicago Style (17th ed.) Citation

W., E. W., and E. W. W. Ballyknock Ogham Stones. 1921.

MLA (9th ed.) Citation

W., E. W., and E. W. W. Ballyknock Ogham Stones. 1921.

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