Gregorian has written:
'The hint' -- subject(s): Swearing
Mihail Gregorian has written: 'Cronicari munteni' -- subject(s): Chronology, History, Wallachia
Norman Holly has written: 'Elementary grammar of Gregorian chant' -- subject(s): Gregorian chants
Joseph Schrembs has written: 'The Gregorian chant manual of the Catholic music hour' -- subject(s): Gregorian chants
Aaron Hawkins has written: 'The Gregorian and Julian calendars'
Edmund Gregory Hurley has written: 'Gregorian chant for the teacher, the choir, and the school' -- subject(s): Instruction and study, Chants (Plain, Gregorian, etc.), Gregorian chants
Joyce Ballou Gregorian has written: 'The great wheel' 'Castledown' -- subject(s): Fantasy 'Theb roken citadel'
E.G.P Wyatt has written: 'St. Gregory and the gregorian music'
P. Hoey has written: 'A plain and concise method of learning the Gregorian note'
John Rennie Bryden has written: 'An index of Gregorian chant' -- subject(s): Chants (Plain, Gregorian, etc.), Indexes, Thematic catalogs, Thematiccatalogs
Aldhelm Dean has written: 'Practical plainsong' -- subject(s): Gregorian chants, Instruction and study
David Nicholson has written: 'A dictionary of plainsong' -- subject(s): Dictionaries, Gregorian chants 'Singing in God's ear' -- subject(s): Gregorian chants, Instruction and study 'Vernacular and music in the missions'
Alberto Turco has written: 'Il canto gregoriano' -- subject(s): Gregorian chants, History and criticism