Christine Fleischer interviews Werner Reinartz about the history of loyalty programs for the special “Sammeln“ in SWR2 Matinee. May 24, 2020. [Geschichte der Rabattmarken].
Christine Fleischer interviews Werner Reinartz about the history of loyalty programs for the special “Sammeln“ in SWR2 Matinee. May 24, 2020. [Geschichte der Rabattmarken].