APA (7th ed.) Citation

Thomas, G. (2018). I, Iolo. Y Lolfa.

Chicago Style (17th ed.) Citation

Thomas, Gareth. I, Iolo. Talybont: Y Lolfa, 2018.

MLA (9th ed.) Citation

Thomas, Gareth. I, Iolo. Y Lolfa, 2018.

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