APA (7th ed.) Citation

Twohig, E. S. (1990). Irish megalithic tombs (1. publ.). Shire Publ.

Chicago Style (17th ed.) Citation

Twohig, Elizabeth S. Irish Megalithic Tombs. 1. publ. Princes Risborough: Shire Publ, 1990.

MLA (9th ed.) Citation

Twohig, Elizabeth S. Irish Megalithic Tombs. 1. publ. Shire Publ, 1990.