Fifty ways to improve your telephoning and teleconferencing skills : without too much effort /

Eitemau Tebyg

• Telephone skills at work /
  gan: Fisher, Judith E.
  Cyhoeddwyd: (1994)
• Telephoning in English /
  gan: Naterop, B. Jean (Bertha Jean)
  Cyhoeddwyd: (1997)
• Understanding telephone electronics/
  gan: Bigelow, Stephen J.
  Cyhoeddwyd: (2001)
• Fifty ways to improve your business english : without too much effort /
  gan: Taylor, Ken
  Cyhoeddwyd: (2006)
• Telephoning.
  gan: Bruce, Kay
  Cyhoeddwyd: (1992)