APA (7th ed.) Citation

Llywarç Hen, Jones, G., & Williams, I. (1955). The saga of Llywarch the Old. Golden Cockerel Press.

Chicago Style (17th ed.) Citation

Llywarç Hen, Glyn Jones, and Ifor Williams. The Saga of Llywarch the Old. London: Golden Cockerel Press, 1955.

MLA (9th ed.) Citation

Llywarç Hen, et al. The Saga of Llywarch the Old. Golden Cockerel Press, 1955.