Exercises in English conversation /

Eitemau Tebyg

• Dictionary English-Spanish : volúmen I.
  Cyhoeddwyd: (c1997.)
• Easy reading selections in English /
  gan: Dixson, Robert J.
  Cyhoeddwyd: (1962)
• Collins Cobuild English grammar exercises
  gan: Shaw, Katy
  Cyhoeddwyd: (1990)
• English sentence patterns : understanding and producing English grammatical structures. An oral approach
  gan: Lado, Robert
  Cyhoeddwyd: (1961)
• English Grammar : Past and Present
  gan: Nesfield, J. C.
  Cyhoeddwyd: (1939)