Dylanwadau
By: T. Gwynn Jones (Llanfairfechan).
Contributors: Gwynedd Library Service.
Series: Darlith flynyddol Llyfrgell Bethesda -- 1985
Publisher: Gwasanaeth Llyfrgell Gwynedd
Published: 1986
Place of publication: (Caernarfon)
Language: wel
Number of pages: 46
Subjects: Teaching.; Education -- Wales.
Notes: 'Darlith a draddodwyd yn Ysgol Penybryn, Bethesda, 3ed Ebrill 1985'.