EDWARDS, C. J. W. Changes in agricultural labour efficiency in Northern Ireland 1975-1984. Irish Geography, [S. l.], v. 19, n. 2, p. 74–82, 2016. DOI: 10.55650/igj.1986.714. Disponível em: https://irishgeography.ie/index.php/irishgeography/article/view/714. Acesso em: 25 nov. 2024.