Bibliography
Ifor
Williams b. 1881–d. 1965
1980
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1972
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1968
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1957
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1955
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1951
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Williams, Ifor, Pedeir Keinc y Mabinogi, allan a Lyfr Gwyn Rhydderch, 2nd ed., Cardiff: University of Wales Press, 1951.
TITUS – electronic edition: <link>
1944
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Reprinted in 1954, 1970 and 2009 (ISBN 9780901282262).
1941
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1939
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1938
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1937
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1935
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Williams, Ifor, Canu Llywarch Hen, Cardiff: University of Wales Press, 1935.
Internet Archive: <link>
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1933
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1932
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1931
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1930
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Williams, Ifor, Pedeir Keinc y Mabinogi, allan a Lyfr Gwyn Rhydderch, 1st ed., Cardiff: University of Wales Press, 1930.
Internet Archive: <link>
1929
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1927
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1926
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1925
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