ŁEPKOWSKA, Anna; SYCZ, Katarzyna; ZAREMBA, Beata. Methods of an effective employee motivation. Ubezpieczenia w Rolnictwie – Materiały i Studia, [S. l.], n. 2/78, p. 235–253, 2022. Disponível em: https://ojs.academicon.pl/ur/article/view/10018. Acesso em: 1 wrz. 2025.