On the Sacrifice of Unleavened and Leavened Bread
This book is in Latin.
Anselm’s letter to Bishop Waleran of Naumburg on the Eucharist celebrated in unleavened bread by the Latins and in leavened bread by the Greeks. Latin only, from the Migne text (Patrologia Latina 158, 1853), a machine-corrected OCR.