Commercial correspondence in english /

Eitemau Tebyg

• Modern commercial correspondance : a guide to correspondence with numerous specimen letters /
  gan: Sharma, V. K.
• Modern business correspondence /
  gan: Gartside, L .
  Cyhoeddwyd: (1968)
• Use of English /
  gan: Quirk, Randolph
  Cyhoeddwyd: (1972)
• English verb /
  gan: Palmer, F R .
  Cyhoeddwyd: (1965)
• English in situations /
  gan: Oneill, R .