Oral and written transmission in chant/ 
by Thomas Forrest Kelly (ed.) 
 - England:  Ashgate,  2009. 
 - 457p. 
<br/><br/><label>ISBN: </label>9780754626268 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Oral Chants Gregorian<br/>Vocal Music<br/>Music<br/>Arts
<br/><br/><label>Dewey Class. No.: </label>782.322 2  / THO/O