Songlist: Ubi caritas, Tota pulchra es, Tue s Petrus, Tantum ergo Voicing: SATB | 2986b | Songbook | $8.95 | A Cappella Maurice Durufle : Motets The arrangements in this collection represent 80 percent of Duruflé's entire a cappella oeuvre, with three from the four Quatre Motets sur ...