Offertoriale
Subtitle: sive, Versus offertoriorum.  Cantus gregoriani.
By: Edidit Carolus Ott.
Publisher: Typis Societatis S. Joannis Evangelistae, Desclée
Published: 1935
Place of publication: Parisiis
Language: lat
Number of pages: 196
Subjects: Offertories (Music); Gregorian chants