SWIDLER, Eva. David R. Montgomery, Dirt: The Erosion of Civilizations. World History Connected, [S. l.], v. 8, n. 2, 2011. DOI: 10.13021/whc.v8i2.4713. Disponível em: https://journals.gmu.edu/whc/article/view/4713. Acesso em: 28 oct. 2025.