Auerbach, Jeffrey. “Dejung, Christof, David Motadel, and Jürgen Osterhammel, eds., The Global Bourgeoisie: The Rise of the Middle Classes in the Age of Empire”. World History Connected 17, no. 3 (September 27, 2023). Accessed April 19, 2025. https://journal.gmu.edu/index.php/whc/article/view/3690.