@book{ib01144350, author = {}, title = {Breviarium Benedictinum Congregationis Vallis Umbrosae}, year = {28 Mar. 1493}, note = {}, publisher = {Johannes Emericus, de Spira}, address = {Venice}, annote = { This record was exported from the Incunabula Short Title Catalogue (ISTC): http://data.cerl.org/istc/ib01144350} }