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Ewa Jerzyk
Poznań University of Economics and Business, Department of Marketing StrategiesPoznań, Poland
Mirosława Kaczmarek
Poznań University of Economics and Business, Department of Market Research and Services, Al. Niepodległości 10Poznań, Poland
Dobrosława Mruk-Tomczak
Poznań University of Economics and Business, Department of Product MarketingPoznań, Poland
Natalia Gluza
Poznań University of Economics and Business, Department of Marketing StrategiesPoznań, Poland