LADEWIG PETERSEN, E. Patricia Crone: Slaves on Horses. The Evolution of the Islamic Polity. Cambridge University Press, 1980. viii + 320 s. £ 17.50. Historisk Tidsskrift, [S. l.], v. 14, 1983. Disponível em: https://tidsskrift.dk/historisktidsskrift/article/view/52578. Acesso em: 28 mar. 2024.