G. AUSTIN, Shaping Church Law Around the Year 1000. The Decretum of Burchard of Worms Authors N. Álvarez De Las Asturias Professore “Agregado” di Storia del Diritto canonico. Instituto de Derecho Canónico “San Dámaso” (Madrid) Published 2009-12-15 Issue Vol. 21 No. 3 (2009) Section Reviews