Hucbald, Guido, and John on music three medieval treatises /
Palisca, Claude V.
Hucbaldof Saint Amand St De harmonica institutione. English.
Guidoof ArezzoMicrologus. English.
JohnChurch musicianactive 1100De musica. English.
New Haven London Yale University Press
1978
Bibliography: pxiii-xiv. - Includes index
Music