Effective speaking

Ngā tūemi rite

• Effective speaking
  mā: Carpio, Rustica C., me ētahi atu.
  I whakaputaina: (1981)
• Effective speaking
  mā: Carpio, Rustica C., me ētahi atu.
  I whakaputaina: (1981)
• Private and public speaking
  mā: Carpio, Rustica C.
  I whakaputaina: (2003)
• The challenge of effective speaking.
  mā: Verderber, Rudolph F.
  I whakaputaina: (1985)
• The challenge of effective speaking
  mā: Verderber, Rudolph F.
  I whakaputaina: (2006)