SLADE, H Gordon. Balbithan House, Aberdeenshire. Proceedings of the Society of Antiquaries of Scotland, [S. l.], v. 104, p. 257–267, 1974. DOI: 10.9750/PSAS.104.257.267. Disponível em: https://journals.socantscot.org/index.php/psas/article/view/8823. Acesso em: 26 apr. 2024.