Vogelaar, Donald M.
Know your customer : using practical research for profit / Donald M. Vogelaar. - Prentice Hall 1992.
4209
Marketing research.
Customer relations.
Profit.
HF5415.2 / Vog.
Know your customer : using practical research for profit / Donald M. Vogelaar. - Prentice Hall 1992.
4209
Marketing research.
Customer relations.
Profit.
HF5415.2 / Vog.