Mae'r cynnwys hwn ar gael yn Saesneg yn unig.
Presented by Dr Anne Krayer, Professor Rob Poole and Professor Catherine Robinson (Bangor University) as part of the Bangor Seminar Series 16/17.
Sefydliad Ymchwil Cymdeithasol ac Economaidd a Data Cymru
Mae'r cynnwys hwn ar gael yn Saesneg yn unig.
Presented by Dr Anne Krayer, Professor Rob Poole and Professor Catherine Robinson (Bangor University) as part of the Bangor Seminar Series 16/17.