Robert E. Bjork (ed.), The Oxford Dictionary of the Middle Ages. Volume I: Aachen–Clermont; Volume II: Cleves–Jews, medieval; Volume III: Jews medieval (cont.)–Qutb al-Din al Shirazi; Volume IV: Rabenschlacht–Zürich, Oxford (Oxford University Press) 2010, XC–1847 p, ISBN 978-0-19-866262-4, EUR 363,30.