Gifford, Terry. “Issues of Ownership and Access in the Work of John Muir, John Buchan and Andrew Greig”. Revista Leitura 2, no. 36 (março 16, 2019): 23–34. Acessado outubro 7, 2024. https://www.seer.ufal.br/index.php/revistaleitura/article/view/7332.