Sales techniques /

Eitemau Tebyg

• Sales management theory and practice
  gan: Donaldson, Bill
  Cyhoeddwyd: (1990)
• Sales management: principles, process and practice /
  gan: Donaldson, Bill
  Cyhoeddwyd: (2008)
• Sales management : Theory and Practice
  gan: Bill Donaldson
  Cyhoeddwyd: (1990)
• Be a great sales person : powerful techniques to make that sale and boost your career
  gan: Hession, Richard
  Cyhoeddwyd: (2005)
• Sales management
  gan: Mallik, Pradip Kumar
  Cyhoeddwyd: (2014)