Williams, L. J. (1985). Digest of Welsh historical statistics = Crynhoad o ystadegau hanesyddol Cymru / by John Williams: Crynhoad o ystadegau hanesyddol Cymru. Welsh Office.
Chicago Edition CitationWilliams, L. J. Digest of Welsh Historical Statistics = Crynhoad O Ystadegau Hanesyddol Cymru / by John Williams: Crynhoad O Ystadegau Hanesyddol Cymru. Cardiff: Welsh Office, 1985.
MLA Edition CitationWilliams, L. J. Digest of Welsh Historical Statistics = Crynhoad O Ystadegau Hanesyddol Cymru / by John Williams: Crynhoad O Ystadegau Hanesyddol Cymru. Welsh Office, 1985.
Warning: These citations may not always be 100% accurate.