BÉRESNÉ MÁRTHA, B. Theoretical schools on employment and workforce. Acta Agraria Debreceniensis, [S. l.], n. 33, p. 25-33, 2009. DOI: 10.34101/actaagrar/33/2848. Disponível em: https://ojs.lib.unideb.hu/actaagrar/article/view/2848. Acesso em: 25 jan. 2021.