Adamska M. The Role of Human Capital in the Customer Relationship Management. The Results of Research in Small and Medium-Sized Enterprises of the Opolskie Voivodship. br [Internet]. 2017 Feb. 16 [cited 2024 Jul. 3];14(4):155-61. Available from: https://czaz.akademiazamojska.edu.pl/index.php/br/article/view/476