Strenga, G. 2023. Gregory Leighton. Ideology and Holy Landscape in the Baltic Crusades. Leeds: Arc Humanities Press, 2022. Ordines Militares Colloquia Torunensia Historica. Yearbook for the Study of the Military Orders. 28, (Dec. 2023), 290–293. DOI:https://doi.org/10.12775/OM.2023.013.