Caneuon traddodiadol y Cymry /
detholwyd a golygwyd gan W.S. Gwynn Williams = Traditional songs of the Welsh / selected and edited by W.S. Gwynn Williams.
APA Citation
Gwynn Williams, W. S. (William Sidney). (1961). Caneuon traddodiadol y Cymry. Llangollen, N. Wales: Gwynn.
MLA Citation
Gwynn Williams, W. S. (William Sidney), 1896-1978. Caneuon Traddodiadol Y Cymry. Llangollen, N. Wales: Gwynn, 1961.
Warning: These citations may not always be complete (especially for serials).