Verkaufen ohne PowerPoint: Sales-up-Call - Stephan Heinrich & Barbara Messer

Verkaufen ohne PowerPoint: Sales-up-Call

By Stephan Heinrich & Barbara Messer

  • Release Date: 2023-10-04
  • Genre: Business & Personal Finance
  • © 2023 Heinrich Management Consulting

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Verkaufen ohne PowerPoint: Sales-up-Call Stephan Heinrich & Barbara Messer