Principles and practice of marketing

Eitemau Tebyg

• Practical sales forecasting /
  gan: Davis, E. J.
  Cyhoeddwyd: (1988)
• Cycles, trends, and turning points : practical marketing & sales forecasting techniques /
  gan: Crosby, John V.
  Cyhoeddwyd: (2000)
• Management of sales forecasting
  gan: Eby, Frank H.
  Cyhoeddwyd: (1977)
• Market and Sales Forecasting
  gan: Gordon Bolt
  Cyhoeddwyd: (2002)
• Sales forecasting
  gan: Battersby, Albert
  Cyhoeddwyd: (1968)