HACIYEV, N. THE ROLE OF CUSTOMER SATISFACTION IN INCREASING SALES IN THE SERVICE SECTOR. Annals of Spiru Haret University. Economic Series , [S. l.], v. 19, n. 4, p. 113–126, 2019. DOI: 10.26458/1946. Disponível em: https://anale.spiruharet.ro/economics/article/view/1946. Acesso em: 2 may. 2024.