Inalcik, Halil (1979). "Servile Labor in the Ottoman Empire". In Ascher, Abraham; Király, Béla K.; Halasi-Kun, Tibor (eds.). The Mutual Effects of the Islamic and Judeo-Christian Worlds: The East European Pattern. Brooklyn, N.Y.: Brooklyn College Press. pp. 25–43. Archived from the original on 4 May 2017.
Inalcik, Halil (1979). "Servile Labor in the Ottoman Empire". In Ascher, Abraham; Király, Béla K.; Halasi-Kun, Tibor (eds.). The Mutual Effects of the Islamic and Judeo-Christian Worlds: The East European Pattern. Brooklyn, N.Y.: Brooklyn College Press. pp. 25–43. Archived from the original on 4 May 2017.