CBAC TGAU HANES Yr Almaen mewn Cyfnod o Newid 1919–1939 ac UDA: Gwlad Gwahaniaethau 1910–1929 (WJEC GCSE Germany in Transition 1919-1939 and The USA A Nation of Contrasts 1910-1929 Welsh-language edition)
-
e-bok
,
Welsh, 2018