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    • Backman, Clifford R. The Worlds of Medieval Europe Oxford University Press, 2003.
    • Blum, Jerome. The End of the Old Order in Rural Europe (Princeton UP, 1978) * Coulborn, Rushton, ed. Feudalism in History. Princeton University Press, 1956.
    • Bonnassie, Pierre. From Slavery to Feudalism in South-Western Europe Cambridge University Press, 1991 excerpt and text search
    • Freedman, Paul, and Monique Bourin, eds. Forms of Servitude in Northern and Central Europe. Decline, Resistance and Expansion Brepols, 2005.
    • Frantzen, Allen J., and Douglas Moffat, eds. The World of Work: Servitude, Slavery and Labor in Medieval England. Glasgow: Cruithne P, 1994.
    • Gorshkov, Boris B. "Serfdom: Eastern Europe" in Peter N. Stearns, ed,, Encyclopedia of European Social History: from 1352-2000 (2001) volume 2 pp 379–88
    • Kahan, Arcadius. "Notes on Serfdom in Western and Eastern Europe," Journal of Economic History March 1973 33:86-99 in JSTOR
    • Scott, Tom, ed. The Peasantries of Europe (1998)
    • Vadey, Liana. "Serfdom: Western Europe" in Peter N. Stearns, ed,, Encyclopedia of European Social History: from 1352-2000 (2001) volume 2 pp 369–78
    • White, Stephen D. Re-Thinking Kinship and Feudalism in Early Medieval Europe (2nd ed. Ashgate Variorum, 2000
    • Wright, William E. Serf, Seigneur, and Sovereign: Agrarian Reform in Eighteenth-century Bohemia (U of Minnesota Press, 1966).
    • Wunder, Heide. "Serfdom in later medieval and early modern Germany" in T. H. Aston et al., Social Relations and Ideas: Essays in Honour of R. H. Hilton (Cambridge UP, 1983), 249-72