H. E. · H.S. · Howard E. · Howard-S
Oxford University Press · The University of North Carolina Press
| title | ISBN-13 | year of publication | 
|---|---|---|
| A History of the Oratorio | 978-1-4696-0650-7 | 2012 | 
| A History of the Oratorio: The Oratorio in the Classical Era v.3: The Oratorio in the Classical Era Vol 3 | 978-0-19-315257-1 | 1987 | 
| A History of the Oratorio: Vol. 1: The Oratorio in the Baroque Era: Italy, Vienna, Paris | 978-0-8078-1274-7 | 1977 | 
| A History of the Oratorio: Vol. 4: The Oratorio in the Nineteenth and Twentieth Centuries | 978-0-8078-2511-2 | 2000 |