MUNRO, R W. Monumental guidebooks ’in State care’. Proceedings of the Society of Antiquaries of Scotland, [S. l.], v. 115, p. 3–14, 1987. DOI: 10.9750/PSAS.115.3.14. Disponível em: https://journals.socantscot.org/index.php/psas/article/view/9197. Acesso em: 6 may. 2024.