APA (7th ed.) Citation

Pratchett, T., & Jones, A. P. (1998). Dim ond ti all achub y ddynoliaeth. Gwasg Gwynedd.

Chicago Style (17th ed.) Citation

Pratchett, Terry, and Aled P. Jones. Dim Ond Ti All Achub Y Ddynoliaeth. Caernarfon: Gwasg Gwynedd, 1998.

MLA (9th ed.) Citation

Pratchett, Terry, and Aled P. Jones. Dim Ond Ti All Achub Y Ddynoliaeth. Gwasg Gwynedd, 1998.

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