Fortescue, A., Concerning Hymns. See Introduction to A. G. McDougall, Pange lingua, above.

——, The Mass: a study of the Roman liturgy. London, 1914.

Gautier, L., Histoire de la Poésie liturgique au Moyen Age. Les Tropes. Paris, 1886.

Hereford Breviary, edited by W. H. Frere and L. E. G. Brown. Henry Bradshaw Society Pub. vols. 26, 40. London, 1904, 1911.

Horae Beatae Mariae Virginis or Sarum and York Primers, edited by E. Hoskins. London, 1901.

Horae Eboracenses, Prymer or Hours of the B. V. M., edited by C. Wordsworth. Surtees Society Pub. vol. 132. London, 1919.

Hymnale secundum usum ... ecclesiae Sarisburiensis, edited by A. C. Wilson and Dr. Stubbs. Littlemore, 1850.

Hymnarium Sarisburiense. London, 1851. Incomplete.

The Hymner, Translations of the hymns from the Sarum Breviary together with sundry sequences and processions. London, 1905.

Hymns, Ancient and Modern, historical edition. London, 1909. Introduction by W. H. Frere on history of hymns, treats Latin hymns from liturgical point of view.