Portnykh, V. (2020). Burnam W. Reynolds, The Prehistory of the Crusades. Missionary War and the Baltic Crusades, Londres–Oxford–New York–New Delhi–Sidney, Bloomsbury Academic, 2016 ; 1 vol., xii–271 p. ISBN : 978-1-4411-4389-1. Prix : GBP 80.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रPortnykh, Valentin. Burnam W. Reynolds, The Prehistory of the Crusades. Missionary War and the Baltic Crusades, Londres–Oxford–New York–New Delhi–Sidney, Bloomsbury Academic, 2016 ; 1 vol., Xii–271 p. ISBN : 978-1-4411-4389-1. Prix : GBP 80. 2020.
एमएलए (8वां संस्करण) प्रशस्ति पत्रPortnykh, Valentin. Burnam W. Reynolds, The Prehistory of the Crusades. Missionary War and the Baltic Crusades, Londres–Oxford–New York–New Delhi–Sidney, Bloomsbury Academic, 2016 ; 1 vol., Xii–271 p. ISBN : 978-1-4411-4389-1. Prix : GBP 80. 2020.